Solve the equation by factoring.2x2 - 11x = 0
A. {- 
, 0}
B. {
, 0}
C. {
, - 
}
D. {0}
Answer: B
Mathematics
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Provide an appropriate response. Solve the following quadratic by factoring: x2 + 8x = -12
A. x = 6, -2 B. x = -6, 2 C. x = 6, 2 D. x = -6, -2
Mathematics
Using a sum or difference identity, write the following as an expression involving functions of ?.sin (360° + ?)
A. sin ?
B. -cos ?
C. 
cos ? - 
sin ?
D. 
cos ? + 
sin ?
Mathematics
Find the quotient.
÷ 
A. 
B. 24x2y
C. 
D. 
Mathematics
Solve the problem.A rock falls from a tower that is 137.2 m high. As it is falling, its height is given by the formula 
How many seconds will it take for the rock to hit the ground 
Round to the nearest tenth, if necessary.
A. 5.3 sec B. 3841.6 sec C. 11.7 sec D. 11.5 sec
Mathematics