19. C. 10,12 (D is eliminated because 15 is greater than 12, greatest common factor of the others was not 2)
20. C. 42 (The largest integer that can divide into both)
1.
x² +10x +24 = 0
x² +10x =-24
2.
x² +2*5*x +5² =-24+5²
3.
x²+2*5*x+25 = -24+25
4.
(x+5)² = 1
p=-5, q=1
Multiply 2/3 by 3/8:
(2*3/3*8 = 2/8 = 1/4)
Jennifer ate a quarter pound of berries.
Answer:
2
Step-by-step explanation:
not needed
