Rewrite using a single positive exponent.
7^9 x 7^-2
1 answer:
Answer:
7^7
Step-by-step explanation:
When you multiply exponents with the same base, you add the exponents
Hope it helped!
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Step-by-step explanation:
Use this to get answer for Fractions Cacluatorsoup. com
Answer:
Step-by-step explanation:
tax = 7% of $45.09 = 0.07×$45.09 ≅ $3.16
Total cost = $45.09 + $3.16 = $48.25
Answer:
(x + 5)(x + 4)
Step-by-step explanation:
![x^{2} +9x+20=(x+5)(x+4)](https://tex.z-dn.net/?f=x%5E%7B2%7D%20%2B9x%2B20%3D%28x%2B5%29%28x%2B4%29)
Answer: D
Step-by-step explanation:
Answer:
the surface area is 133cm.
7 x 7 is 49
7 x 6 is 42.
42 divided by 2 is 21.
21 x 4 is 84
So 84 + 49 is 133.