02/13/25

The equation of line j is 8x+3y= – 12. Line k, which is perpendicular to line j, includes the point ( – 4, – 1). What is the equation of line k?
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02/06/25

Integrating Square Roots
Evaluate the integral:0 ∫ 2pi √((1-cosx)/2) dx
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12/13/24

In ΔGHI, g = 150 inches, h = 590 inches and i=640 inches. Find the area of ΔGHI to the nearest 10th of an square inch.
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02/27/23

find the measure of each angle

In a​ triangle, the measure of the first angle is three times the measure of the second angle. The measure of the third angle is 65° more than the measure of the second angle. Use the fact that the... more
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02/27/23

Solve by using quadratic formula
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02/27/23

Solve for b in this problem
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02/10/23

solve cos(3x)+cos(x)=0
my answer key says the right answer is 90°+180°k, 45°+90°k but I'm confused about what precisely the k stands for and how they got there
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02/05/23

Find the exact value of the trigonometric expression when sin(u) = − 12/13 and cos(v) = − 15/17 . (Both u and v are in Quadrant III.) cos(u + v)
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02/05/23

Solve: 4=2x-3x^2 by completing the square
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