Its I and IV :).kbiyhtrhirthrkhnrihrthn
Step-by-step explanation:
2.10/0.77=2.72$
dollar per kg
2.2/1=2.2lbs
$2.72/2.2lbs
1.239$/1lbs
Answer:
No graph so we'll use the quadratic formula
x^2+x-4=0
a = 1
b = 1
c = -4
x = -1 +- sqr root (1^2 - 4 * 1 * -4) / 2
x = (-1 +- sqr root (1 +16) ) / 2
x1 = (-1 + sqr root (17)) / 2
x2 = (-1 - sqr root (17)) / 2
Step-by-step explanation:
Answer: planet c
5.7• 107
(r^-7)^6 = r^-42 . . . . exponents are multiplied