Factor out the negative of the GCF.-5x2 - 35x + 45
A. -5(x2 - 7x + 9)
B. -5x(x2 + 7x - 9)
C. 5(x2 - 7x + 9)
D. -5(x2 + 7x - 9)
Answer: D
You might also like to view...
Find the integral.
dx
A. 
+ C
B. 
e
+ C
C. 
e
x3/2 + C
D. 
+ C
Factor the trinomial completely.10x3 + 21x2 + 9x
A. x(5x + 3)(2x + 3) B. (5x2 + 3)(2x + 3) C. x(2x + 3)(5x + 3) D. x2(5x + 3)(2x + 3)
Find an equation for the parabola described.Vertex at (5, 7); focus at (4, 7)
A. x = 
(y - 7)2 + 5
B. x = - 
(y - 7)2 + 5
C. x = 
(y - 7)2 + 7
D. x = - 
(y - 7)2 + 7
Solve the problem.The probability that a person passes a test on the first try is 0.67. The probability that a person who fails the first test will pass on the second try is 0.76. The probability that a person who fails the first and second tests will pass the third time is 0.60. Find the probability that a person who is prepared to take the test a maximum of three times will pass.
A. 0.9208 B. 0.9683 C. 0.3055 D. 0.0475