Factor out the greatest common factor.3m(5 - m) + 7n(5 - m)
A. (3m - 7n)(5 - m)
B. m(3 + 7n)(5 - 1)
C. no common factor (except 1)
D. (3m + 7n)(5 - m)
Answer: D
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Solve.A rectangular park is 30 km long and 12 km wide. How long is a pedestrian route that runs diagonally across the park?
A. 6
km
B. 2088 km
C. 84 km
D. 12
km
Solve the problem.Sam and Chad are ticket-sellers at their class play. Sam is selling student tickets for $2.00 each, and Chad selling adult tickets for $5.50 each. If their total income for 24 tickets was $83.00, how many tickets did Sam sell?
A. 10 tickets B. 15 tickets C. 14 tickets D. 16 tickets
Find the standard equation of the parabola with the given focus and directrix.Focus: (0, 0); directrix: x = -4
A. y2 = 8(x + 2) B. x2 = 8(y + 2) C. y2 = -8(x + 2) D. x2 = -8(y + 2)
Graph the function.f(x) = -3x2(x + 1)(x + 2)
A. 
B. 
C. 
D. 