Subtract the following. Write your answer in standard notation.* 18-92 X 10+

Mathematics

1 answer:

charle [14.2K]3 years ago

6 0

Answer:

-740

Step-by-step explanation:

18-72 equals -74

now -74 *10 equals-740

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The value of loga (30a)^3 is

postnew [5]

Part 1 of the solution.

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3 years ago

Louis has three more quarters than dimes in his pocket, for a total of $1.80. which of the following equation could be used to d

vodka [1.7K]

Number of dimes: x
Number of quarters: x + 3
Answer:
B ) 0.10 x + 0.25 ( x + 3 ) = $1.80
Also we can solve this equation:
0.10 x + 0.25 x + 0.75 = 1.80
0.35 x = 1.80 - 0.75
0.35 x = 1.05
x = 1.05 : 0.35
x = 3, x + 3 = 6
He has 6 quarters and 3 dimes.
( 6 * 0.25 + 3 * 0.10 = 1.50 + 0.30 = $1.80 - correct)

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3 years ago

A medical researcher needs 37 people to test the effectiveness of an experimental drug. If 101 people have volunteered for the t

Rashid [163]

Answer:

The number of ways to select 37 people from 101 is, 5,397,234,129,638,871,133,346,507,775.

Step-by-step explanation:

In mathematics, the procedure to select k items from n distinct items, without replacement, is known as combinations.

The formula to compute the combinations of k items from n is given by the formula:

${n\choose k}=\frac{n!}{k!\cdot (n-k)!}$