kenneyfamily
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 Questions Asked
 161
 Questions Answered
 3
 Medals Received
 5

 Questions Asked
 161
 Questions Answered
 3
 Medals Received
 5
Questions Answered

kenneyfamily:
Find the distance between P(2, 1) and the line with equation x  2y + 4 = 0.
a. (4√5)/5
b. 0
…
 updated one year ago
 20 replies
 2 Medals
Mathematics

kenneyfamily:
Which expression is NOT equivalent to cos 2A?
a. 2cos^2 A  1
b. cos^2 A  sin^2 A
…
 updated one year ago
 2 replies
 2 Medals
Mathematics

kenneyfamily:
if cos A= 0.8 and 270 < A < 360, find the exact value of sin2A
a)0.28
b)0.96
…
 updated one year ago
 9 replies
 2 Medals
Mathematics

kenneyfamily:
find the value of tan(AB) if cos A=3/5, sin B=5/13, 90 < A < 180, and 90 < B < 180
a) 33/56
b) 63/56
…
 updated one year ago
 9 replies
 3 Medals
Mathematics

kenneyfamily:
if csc x= 5/4 and 180<x<270, find tan x
a)4/5
b)4/3
…
 updated one year ago
 10 replies
 2 Medals
Mathematics

kenneyfamily:
if csc x= 5/4 and 180<x<270, find tan x
a)4/5
b)4/3…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

kenneyfamily:
state the amplitude and period and phase shift of the function y=3cos(3x+3pi/2)
 updated one year ago
 9 replies
 1 Medal
Mathematics

kenneyfamily:
state the domain and range of the relation y=arctan(x)
 updated one year ago
 9 replies
 No Medals Yet
Mathematics

kenneyfamily:
determine the angular velocity if 0.75 revolutions are completed in .05 seconds
a) 9.4 radians/sec
b) 47.1 radians/ sec
…
 updated one year ago
 3 replies
 1 Medal
Mathematics

kenneyfamily:
3g^2  12g =  4
which number will complete the square?
a. 12
…
 updated one year ago
 12 replies
 1 Medal
Mathematics

kenneyfamily:
Given x2 + 8x  20 = 0. Which expression below would be a correct step if solving by completing the square?
A. (x + 16)2 = 36
…
 updated one year ago
 6 replies
 1 Medal
Mathematics

kenneyfamily:
Which number would "complete the square" for the problem below?
x^2  2x + ____ = 24
 updated one year ago
 3 replies
 1 Medal
Mathematics

kenneyfamily:
find the lower bound of the zeros of f(x)=4x^32x^212x+1
a)1
b)1…
 updated one year ago
 11 replies
 No Medals Yet
Mathematics

kenneyfamily:
what number would complete the square?
x^22x+6=0
 updated one year ago
 20 replies
 1 Medal
Mathematics

kenneyfamily:
Determine the number of possible solutions if A=62degrees, a=4, and b=6
 updated one year ago
 9 replies
 1 Medal
Mathematics

gaby236:
A druggist has two mixtures of a certain chemical and water, one containing 10% of the chemical and the other containing 40% of the chemical…
 updated one year ago
 10 replies
 1 Medal
Mathematics

kenneyfamily:
give the angle measure represented by 3.25 rotations clockwise
 updated one year ago
 9 replies
 1 Medal
Mathematics

kenneyfamily:
4x  y = 1
x + 2y = 7
how could i solve this using an inverse matrix?
 updated one year ago
 13 replies
 No Medals Yet
Mathematics

kenneyfamily:
y = (1/2)x  5.....standard form?
 updated one year ago
 8 replies
 No Medals Yet
Mathematics

kenneyfamily:
Find the equation of a line with slope = 6 and passing through A(4, 5).
 updated one year ago
 11 replies
 1 Medal
Mathematics

kenneyfamily:
Find the x and yintercepts.
3x  4y = 2
 updated one year ago
 7 replies
 2 Medals
Mathematics

kenneyfamily:
Find f(n  1) if f(x) = 2x^2  x + 9.
 updated one year ago
 14 replies
 No Medals Yet
Mathematics

kenneyfamily:
PLEASE HELP I'M DESPERATE!!!!A whispering gallery is designed using an elliptical ceiling. It operates on the principle that the sound proje…
 updated one year ago
 6 replies
 1 Medal
Mathematics

kenneyfamily:
16x2 + 25y2  96x  200y + 144 = 0....can someone please help me put this in standard form?
 updated one year ago
 23 replies
 No Medals Yet
Mathematics

kenneyfamily:
Name a different polar coordinate that represents the point (2,π/6)...is it (2, 7pi/6) or (2, 7pi/6)??
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

kenneyfamily:
Explain how to graph (r, theta) if r < 0 and theta > 0
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

kenneyfamily:
just need a little help finishing!!!!! Write the first five terms of the trigonometric series and approximate the value of cos π to four dec…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

kenneyfamily:
Write the first three terms of the exponential series e^1.1
…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

kenneyfamily:
Given: x^2 = 4(y  3)
Find the axis of symmetry.
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

kenneyfamily:
2x^2 + 2y^2 + 2x  4y = 1
find the standard form of the circle
 updated one year ago
 5 replies
 1 Medal
Mathematics
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