Use substitution to factor the trinomial.6(a + 6)2 + 11(a + 6) + 4
A. (3a + 19)(2a + 16)
B. (3a + 22)(2a + 13)
C. (3a + 10)(2a + 7)
D. (3a + 4)(2a + 1)
Answer: B
Mathematics
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Find a rectangular equation for the curve and describe the curve.x = t, y = 
t2; -3 ? t ? 3
A. y = 
x2; portion of a parabola
B. y = 4x2; portion of a parabola
C. y = 4x2; parabola
D. y = 
x; line segment
Mathematics
For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = 7x - 9, g(x) = 5x - 2Find (f/g)(x).
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A moving firm charges a flat fee of $45 plus $40 per hour. Let y be the cost in dollars of using the moving firm for x hours. Find the slope-intercept form of the equation.
A. y = 45x - 40 B. y = 45x + 40 C. y = 40x - 45 D. y = 40x + 45
Mathematics
Prove:
Mathematics