Factor completely. If the polynomial is prime, state so.49x2 - 56xy + 16y2
A. (49x + y)(x + 16y)
B. (7x + 4y)2
C. (7x - 4y)(7x + 4y)
D. (7x - 4y)2
Answer: D
Mathematics
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Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative.u(1) = 3, u '(1) = -5, v(1) = 7, v '(1) = -3.
at x = 1
A. - 
B. - 
C. - 
D. - 
Mathematics
In the figure below, XC = 40 ê and R = 30 ê. Find Z.
\
a. 50.0 ê
b. 41.7 ê
c. 35.0 ê
d. 66.6 ê
e. 70.0 ê
Mathematics
The graph of a linear function f is shown. Identify the slope, y-intercept, and x-intercept.
A. 
; (0, -8), (4, 0)
B. 2; (0, -8), (4, 0)
C. 
; (0, 4), (-8, 0)
D. 2; (0, 4), (-8, 0)
Mathematics
Apply the distributive property.9x(-6x2 - 7x + 7)
A. -54x2 - 63x + 63 B. -54x3 - 63x + 63 C. 54x3 + 63x2 - 63x D. -54x3 - 63x2 + 63x
Mathematics