X^2+x-30 -- find two numbers that add to one and multiply to -30, which would be 6 and -5. so now you have x^2+6x-5x-30. factor out x and 5 to get x(x+6)-5(x+6). so you get (x+6)*(x-5)
Answer:
0.2692307692
Step-by-step explanation:
14/52 = 0.2692307692
Step-by-step explanation:
perimeter of semicircle=πr+2r

The probabilities of all possible outcomes in a distribution must sum to 1.

Answer:c
Step-by-step explanation of the
(-10)/(-20)
-1/(-2)
Negative sign result in positive result, so
1/2; c