Write the number below (81) as a power with a base of 3 and a base of 9
1 answer:
Answer:
base of 3 --> 3^4 (three to the fourth); base of 9 --> 9^2 (nine squared)
Step-by-step explanation:
<u>3 x 3</u> = 9 x <u>3</u> = 27 x <u>3</u> = 81 = 3^4
You multiply 3 by itself 4 times.
<u>9 x 9</u> = 81 = 9^2
You multiply 9 by itself 2 times.
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Step-by-step explanation:
<u>Equation:</u>
cos 28 = 11/x x = 11/ cos 28 x = 12.5 (rounded)
Answer:
$4440
Step-by-step explanation:
From the question, the annual cost of the plan is $14800
The employer pays 70% 0f the cost.
⇒70/100 ×14800 =$10360
Remaining amount to pay=
14800-10360=$4440
If nthe shop has a mark up rate of 50% and they cost 300 to buy you multiply 300 by 50% convert 50% to decimal
17.89, is this an option?
