Simplify using order of operations.-4 + 6(4 - 9)
A. -10
B. 34
C. -34
D. 10
Answer: C
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Simplify.-2(9r + 7) + 5(5r + 5)
A. 7r + 5 B. -32r C. 7r + 11 D. 7r + 7
Find the vertex and the intercepts. Then graph the function.f(x) = x2 - 2x - 8
A. Vertex (- 1, - 9);
x-int = (-4, 0) and (2, 0);
y-int = (0, 8)
B. Vertex (- 1, - 9);
x-int = (-4, 0) and (2, 0);
y-int = (0, -8)
C. Vertex (1, - 9);
x-int = (2, 0) and (4, 0);
y-int = (0, -8)
D. Vertex (1, - 9);
x-int = (-2, 0) and (4, 0);
y-int = (0, -8)
Solve the problem.The gravitational attraction A between two masses varies inversely as the square of the distance between them. The force of attraction is 4 lb when the masses are 3 ft apart, what is the attraction when the masses are 6 ft apart?
A. 3 lb B. 2 lb C. 4 lb D. 1 lb
Solve the equation.
- 4 = 1
A. -21 B. -35 C. 21 D. 35