Factor the trinomial completely.y2 + 7y - 30
A. (y - 10)(y + 3)
B. (y + 10)(y - 3)
C. (y - 10)(y + 1)
D. Prime
Answer: B
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Provide an appropriate response.Suppose the velocity of a body moving along the s-axis is 
= 9.8t - 5.Find the body's displacement over the time interval from 
to 
given that 
when 
A. 19.5 B. -9.9 C. -0.5 D. Not enough information is given.
Add or subtract. Simplify by collecting like radical terms, if possible.-2
- 4
+ 3
A. 138
B. -2
C. -138
D. -22
Factor completely. If a polynomial cannot be factored, say it is prime.x2(x + 4) - 16(x + 4)
A. (x2 - 16)(x + 4) B. (x + 4)2(x - 4) C. prime D. (x - 4)2(x + 4)
Solve the problem.During the first seconds, the height h in feet of a baseball after t seconds is given by 
Find the approximate value of 
for 
A. -64 ft B. 198 ft C. 190 ft D. 214 ft