Answer: x=-5 or x=2
Step-by-step explanation:
x^2+3x-10=0
x^2+5x-2x-10=0
x(x+5)-2(x+5)=0
(x+5)(x-2)=0
x+5=0 or x-2=0
x=-5 or x=2
Answer:
c. 3.162
Step-by-step explanation:
the square root of 10 is 3.162
the third choice is correct
Answer:
22 in
Step-by-step explanation:
The formula for area is ...
A = 1/2bh
Filling in the given values, we have ...
22 = 1/2(2)h
22 = h . . . . simplify
The height is 22 inches.
