Solve the problem.Express the area of the following rectangle as an algebraic expression and then simplify.7x4 - 9
A. A = 7x7 - 9x3
B. A = 7x3 - 9x7
C. A = 9x7 - 7x3
D. A = 7x4 - 9x3
Answer: A
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Provide an appropriate response.Find dy/dt when x = 5 if y = 2x2 - 6x + 7 and dx/dt = 1/2.
Fill in the blank(s) with the appropriate word(s).
Write the expression in terms of sines and/or cosines, and then simplify.
A. csc x B. cos x C. sec x D. sin x
Solve the equation.-24 = f - 25
A. f = -1 B. f = 49 C. f = 1 D. f = -49
Determine the real zeros of the polynomial and their multiplicities. Then decide whether the graph touches or crosses the x-axis at each zero.f(x) = 3(x + 6)(x + 3)3
A. -6, multiplicity 1, touches x-axis; -3, multiplicity 3 B. -6, multiplicity 1, crosses x-axis; -3, multiplicity 3, crosses x-axis C. 6, multiplicity 1, touches x-axis; 3, multiplicity 3 D. 6, multiplicity 1, crosses x-axis; 3, multiplicity 3, crosses x-axis