Factor out the largest common factor.a(7 - b) + c(7 - b)
A. a(7 - b) + c
B. (7 - b)(a - c)
C. (7 - b)(a + c)
D. a(7 - b) - c
Answer: C
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Find the linear approximating polynomial for the function centered at a.f(x) = tan x, a = ?
A. p1(x) = x + ? B. p1(x) = x - ? C. p1(x) = x - 4? D. p1(x) = 4x - ?
Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = (x + 1)2 - 4
A. (1, -4) B. (-1, -4) C. (1, 4) D. (-1, 4)
Factor completely. If the polynomial cannot be factored, write "prime." 4x2 + 4x - 24
A. (4x + 8x)(x - 3) B. 4(x - 2)(x + 3) C. 4x(x + 2y)(x - 3y) D. Prime
Find the area. Round your answer to the nearest hundredth if necessary.Find the area of the triangle with the following measurements:A = 50°, b = 31 ft, c = 18 ft
A. 213.73 ft2 B. 427.45 ft2 C. 179.34 ft2 D. 558 ft2