Questions Answered

TransendentialPI:
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I know how to find the derivative from sin(x) to cos(x) of sqrt(4x) dx by splitting the integral at 0 and rewriting it and using the integr…
 updated 10 months ago
 2 replies
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TransendentialPI:
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This is a MML exercise of of Sullivan's Essential Statistics. I don't know why this is true. See attached high lighted question.
 updated one year ago
 2 replies
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farmergirl411:
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I have no idea where to begin
Solve for x
3+8sinx=0
 updated one year ago
 9 replies
 1 Medal

Foreverisabell:
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Check my answer please!
 updated one year ago
 2 replies
 1 Medal

farmergirl411:
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I have the answer can someone plase check me.
Solve for x
205=30(1.31)^x
 updated one year ago
 5 replies
 1 Medal

ToniRogers23:
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how can u rewrite these logarithmic equations an equivalent exponent equation or the other way around m=loga x is equivalent to am=x1. log3 …
 updated one year ago
 40 replies
 1 Medal

lbradley:
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How do you figure out the standard deviation of any problem? I have the formula but I need it in simpler terms to figure it out. Thank you
 updated one year ago
 2 replies
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nisha94:
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secant of (13pi)/2
 updated 2 years ago
 11 replies
 1 Medal

Rainbow_Dash:
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An armadillo has a litter of 4. What is the probability that all are 4 males?
 updated 2 years ago
 7 replies
 3 Medals

logynklode:
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y = 2/x^2 +3
Find f(x) and g(x) so the function can be expressed as y = f(g(x))
 updated 2 years ago
 2 replies
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goongmax:
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arccos(cos(94pi/59))
 updated 2 years ago
 9 replies
 4 Medals

TransendentialPI:
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We need to find the radius. I'll attach a couple of picts of the original problem and what I tried but did not seem to work. Any ideas?
 updated 2 years ago
 4 replies
 1 Medal

liambaker123:
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Part 1: What is the incenter of a triangle?
Part 2: Where is the incenter located in relation to the triangle?
 updated 2 years ago
 1 reply
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chungerforever:
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would the answer of (a − b)(a − b) be a^2  ab^2  b^2
 updated 2 years ago
 27 replies
 3 Medals

TransendentialPI:
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Folks,
I have a question about stable vs unstable points of equilibrium in a phase field. This is from the tail end of a calculus 2 course …
 updated 2 years ago
 1 reply
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TransendentialPI:
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Evaluating an integral something like:
 updated 2 years ago
 5 replies
 3 Medals

TransendentialPI:
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I can't see the substitution I'm supposed to make. Any hints? See next for the exercise.
 updated 2 years ago
 12 replies
 1 Medal

JayDS:
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Four colours are randomly picked from the 7 different colours of the rainbow. Calculate the probability that yellow will not be one of the c…
 updated 2 years ago
 45 replies
 2 Medals

ciscoboi8:
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A scale drawing of a storage box on a coordinate grid shows a square with the points (4, 2) and (1, 4) as the locations of two adjacent ve…
 updated 2 years ago
 1 reply
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TransendentialPI:
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Folks,
I'm trying to evaluate (1/2)sin(2arcsec(8)) where arcsec is the inverse secant. The answer is supposed to be 3sqrt(7)/128. I'll …
 updated 2 years ago
 4 replies
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TransendentialPI:
Group Title
This exercise is in a section about using trig substitution to integrate. I can use trig sub, but I'm just not seeing what initial substitut…
 updated 2 years ago
 9 replies
 1 Medal

TransendentialPI:
Group Title
This exercise is in a section about using trig substitution to integrate. I can use trig sub, but I'm just not seeing what initial substitut…
 updated 2 years ago
 7 replies
 2 Medals

Alebc_13:
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How do you solve (x^2/3)^10?
 updated 2 years ago
 3 replies
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kenneyfamily:
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What is the difference between an arithmetic and geometric sequence?
 updated 2 years ago
 10 replies
 5 Medals

chawzzy:
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a262a+109/4a+8
 updated 2 years ago
 21 replies
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milliex51:
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How do I prove (1cos2x)(1+tan2x)=tan2x?
 updated 2 years ago
 16 replies
 1 Medal

ElvisB10:
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A road has an incline of 10°. To the nearest foot, find the increase in altitude of a car after driving 4,000 feet along the road.
 updated 2 years ago
 8 replies
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alienbrain:
Group Title
find y'. y = e^x / 1+x^2. use quotient rule.
 updated 2 years ago
 6 replies
 1 Medal

CalculusInt:
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How would I solve this problem: (problem attached)
 updated 2 years ago
 20 replies
 2 Medals

TransendentialPI:
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See attached image. The back of the book says x>4/3. I'm not seeing it.
 updated 2 years ago
 2 replies
 2 Medals
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