Questions Answered

mathslover:
Group Title
Evaluate :
\(\cos 12 \cos 24 \cos 36 \cos 48 \cos 72 \cos 84\)
…
 updated one year ago
 36 replies
 1 Medal

Annetta_Martin:
Group Title
What is the equation of a line that goes through the points (1, 4) and (2, 2) ?
 updated one year ago
 5 replies
 1 Medal

rvjack:
Group Title
Given Circle D, find the length of segment DB if the measure of segment DE = 25 units and the measure of segment BC = 24 units
 updated one year ago
 11 replies
 2 Medals

heradog:
Group Title
I need help with this step by step
Evaluate the indefinite integral.
\int \frac{(\ln(x))^4}{x} dx
…
 updated one year ago
 36 replies
 2 Medals

rvjack:
Group Title
7.08] Segment AB is the diameter of Circle O. Find the measure of arc BC.
…
 updated one year ago
 12 replies
 1 Medal

Annetta_Martin:
Group Title
If f(x) = 2x + 3 and g(x) = (x  3)/2, what is the value of f[g(5)]?
4
…
 updated one year ago
 9 replies
 2 Medals

skburton0413:
Group Title
7+15s1=5s+1142s
 updated one year ago
 30 replies
 5 Medals

ghazi:
Group Title
ECOT has blocked OS, can mods do something my friends aint able to get on OS ?? how to ask them to unblock OS ?
 updated one year ago
 24 replies
 3 Medals

ohnaw:
Group Title
The dimensions of a smaller rectangle are 3 ft by 9 ft. The dimensions of a larger rectangle are 5 ft by 15 ft. Find the ratio of the area o…
 updated one year ago
 6 replies
 2 Medals

keyonsay:
Group Title
PLEASE HELP ME!!
Match the following equation to the correct situation.
…
 updated one year ago
 2 replies
 No Medals Yet

DeadShot:
Group Title
What is the simplified form of x plus 3 over x squared minus x minus 12 • x minus 4 over x squared minus 8x plus 16 ?
 updated one year ago
 7 replies
 3 Medals

Brotherman:
Group Title
evaluate SSxdxdy where where D is the region below y=x, above the xaxis and to the left of y=x+2
 updated one year ago
 15 replies
 2 Medals

Brookebrookiee:
Group Title
Simplify each expression completely. Indicate excluded values with your answer
6x^3y^2 / 2xy
 updated one year ago
 4 replies
 2 Medals

geerky42:
Group Title
\[\int_0^{100} \sqrt{1+(f'(x))^2}dx\]Where \(f(x) = 75\left( e^{\dfrac{x}{150}} + e^{\dfrac{x}{150}} \right)\)
 updated one year ago
 10 replies
 2 Medals

Peaches12:
Group Title
It The Path Is 15 cm on the map, how many kilometers is actual path?
 updated one year ago
 2 replies
 1 Medal

brandon4321:
Group Title
solve 5x + 6 = 2x – 3
 updated one year ago
 21 replies
 No Medals Yet

flowmaster1776:
Group Title
What is the perimeter of the following polygon?
 updated one year ago
 24 replies
 3 Medals

dedes2000:
Group Title
explain how to simplify (x2)3
 updated one year ago
 1 reply
 No Medals Yet

qasw:
Group Title
a + c − 4b − c + a − b
 updated one year ago
 4 replies
 No Medals Yet

Fradycat:
Group Title
What is the value of x?
…
 updated one year ago
 34 replies
 2 Medals

nellabby18:
Group Title
Population ecologists often determine the number and type of trees per square foot in a forest. State one reason why this is important.
 updated one year ago
 2 replies
 No Medals Yet

kryton1212:
Group Title
Without using a calculator, find the values of the following expressions. (Give the answers in surd form if necessary.)
(a) sin270°=?
(b) …
 updated one year ago
 64 replies
 5 Medals

JamesR4494:
Group Title
How do I multiply and express my answer in scientific notation? (7 * 10^4) (2 * 10^2)
I got 9 x 10^6 but that's not correct.
 updated one year ago
 13 replies
 2 Medals

ohnaw:
Group Title
You are expecting a call from a friend anytime between 3:00 P.M. and 5:00 P.M. At 3:20 P.M, you discover that someone accidentally left the …
 updated one year ago
 25 replies
 1 Medal

JamesR4494:
Group Title
How do I write 425 in scientific notation?
 updated one year ago
 20 replies
 2 Medals

SheldonEinstein:
Group Title
See the attachment
 updated one year ago
 51 replies
 1 Medal

msingh:
Group Title
there is a rectangle is rotated on its length 'a' to form cylinder. If breadth of rectangle is ‘b’ then the volume of cylinder is:
…
 updated one year ago
 21 replies
 2 Medals

SheldonEinstein:
Group Title
CHALLENGE QUESTION
Solve in positive real number the system of equation :
…
 updated one year ago
 18 replies
 2 Medals

JamesR4494:
Group Title
I have a question (In comments)
 updated one year ago
 26 replies
 2 Medals

kausarsalley:
Group Title
write the expression as a single trigonometric function.....
sin 9x cos 3x  cos 9x sin 3x
 updated one year ago
 17 replies
 3 Medals
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