3 years ago

Evaluating Logarithms in Exercise, evaluate the logarithm without using a calculator. See Example 8.

Mathematics

1 answer:

Korvikt [17]3 years ago

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7 to what power is 49? 49 is 7 squared so the answer is: 2

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Ms. Li spent $840 on a vacation. She spent 2/3 of the amount on a plane ticket and 1/2 of the remaining amount on food. How much

olya-2409 [2.1K]

$\bf 840\cdot \cfrac{2}{3}\impliedby \textit{on the plane ticket}
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\left( 840\cdot \cfrac{2}{3} \right)\cdot \cfrac{1}{2}\impliedby \textit{ on food}$

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2 years ago

X + Y is equal to 5 x minus Y is equal to 4 find the value of find the value of x square minus y square

Grace [21]

Answer: 20

Step-by-step explanation:

x+y=5

x-y=4

---------

x+y=5

x=4+y

--------

(4+y)+y=5

4+y+y=5

4+2y=5

2y=1

y=0.5

x=4.5

---------

x²-y²=(4.5)²-(0.5)²=20.25-0.25=20

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3 years ago

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Step-by-step explanation:

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Step-by-step explanation:

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A chef uses 4 3/4 cups of broth for 10 servings of soup. How much broth is used in one serving of soup?

sukhopar [10]

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Step-by-step explanation:

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