Factor the trinomial or state that the trinomial is irreducible.x2 - x - 56
A. irreducible
B. (x + 1)(x - 15)
C. (x + 7)(x - 8)
D. (x + 8)(x - 7)
Answer: C
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Collect like terms and write in descending order.7x7 + 3x7 - 8x7
A. -168x7 B. 2x21 C. Can't be simplified D. 2x7
Provide an appropriate response.If n is a positive integer, does 
= x? Explain.
What will be an ideal response?
Find the sum.
- 
+ 
- . . .
A. 
B. 
C. - 
D. Does not exist
If a stone is dropped from a height of 100 feet, its height s after t seconds is given by 
with s in feet.
?
a. Find the stone's velocity at 
seconds.
b. When does it reach the ground, and how fast is it travelling when it hits the ground?
?
Round your answers to the nearest hundredth.
?
A. -44, 3.02, -66.44
B. -4, 3.02, -199.98
C. 44, 3.02, -66.44
D. -22, 1.51, -33.22
E. -44, 9.09, -199.98