Apply the negative exponent rule, so move the expression to the denominator to make the exponents positive.
Your answer is:
1
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r^7 + s^12
Answer:
1
Step-by-step explanation:
Answer:
40/9
Step-by-step explanation:
9y = -8x + 40
y = -8/9x + 40/9
Answer:
D.
Step-by-step explanation:
you can use a graphing calculator to graph the equation and match it with the picture.
Answer:
x = 7.8
Step-by-step explanation:
a^2 + b^2 = c^2
4^2 + 2^2 = c^2
16 + 4 = c^2
c^2 = 20
c = 4.5
a^2 + b^2 = c^2
a^2 + 4.5^2 = 9^2
a^2 + 20.25 = 81
a^2 = 81 - 20.25
a^2 = 60.75
a = 7.8
