He lives roughly 41.8 kilometers away from his grandma's house
Answer:
x = −10 and x = 4
Step-by-step explanation:
x2 + 6x = 40
Subtract 40 from each side
x^2 + 6x -40 =0
Factor, what 2 numbers multiply to -40 and add to 6
10 * -4 = -40 10+-4 = 6
(x+10) (x-4) = 0
Using the zero product property
x+10 =0 x-4=0
x=-10 x=4
Answer:
see explanation
Step-by-step explanation:
Using the rules of exponents
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= ![\sqrt[n]{a^{m} }](https://tex.z-dn.net/?f=%5Csqrt%5Bn%5D%7Ba%5E%7Bm%7D%20%7D)
Given

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= ![\frac{1}{\sqrt[b]{y^{a} } }](https://tex.z-dn.net/?f=%5Cfrac%7B1%7D%7B%5Csqrt%5Bb%5D%7By%5E%7Ba%7D%20%7D%20%7D)
Answer:
a c e
Step-by-step explanation: