Provide an appropriate response.
Find cos A and round to the nearest ten-thousandth if a = 12, b = 10, and c = 15.6.
A. 0.7692
B. 0.8333
C. 1.200
D. 0.6410
Answer: D
Mathematics
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Factor out the GCF from the polynomial. If the GCF is 1, write prime.16x4 - 48x3
A. 48 B. prime C. 16x D. 16x3(x - 3)
Mathematics
Find the center (h, k) and the radius r of the circle. Graph the circle.(x + 1)2 + (y + 5)2 = 4
A. (h, k) = (-1, -5); r = 4
B. (h, k) = (-1, -5); r = 2
C. (h, k) = (1, 5); r = 4
D. (h, k) = (1, 5); r = 2
Mathematics
Find the equation of the line that has the given properties. Write the equation in slope-intercept form, if possible. Contains (9, -2); perpendicular to the line 3x + 8y = 43
A. 3x - 8 = 3 B. 9x - 8y = 43 C. -8x + 3y = -78 D. -8x - 3y = -78
Mathematics
Evaluate the root, if possible.
A. 24 B. Not real C. 7 D. -7
Mathematics