2 years ago

When multiplying decimals, how do you find the number of

1 answer:

7 0

Count the numbers right to the decimal point and then count that much of numbers from right to left and apply it

Ex - 2.50
*. 2.50

——————
6.2500. There are 4 numbers right to the decimal point

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The expression x^-2/5 is equivalent to

Novay_Z [31]

It's equivalent to 1/5 square roots of x^2

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3 years ago

The area of a square with side a is S. What is the formula for dependence of S on a?

lawyer [7]

Answer:

S=a^2

Step-by-step explanation:

Note all sides of a square are equal, and the formula for finding the area is length x width of which the length=a and the with =a. So S=a^2.

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3 years ago

Divide f(x) by d(x), and write a summary statement in the form indicated.

Alina [70]

Hello,
Answer B.

x²+1=(x-i)(x+i)

$x^4+4x^3+x^2+4x+5=(x-i)(x^3+(4+i)x^2+(5+4i)x+5i)\\
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by\ synthetic\ division.$

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4 years ago

If your salary is $42,500 and your federal income taxes are 10% of your salary, how much money will you owe this year in federal

Zarrin [17]

I'm assuming that the salary is for the whole year. If it is not, do tell me.
Tax = 10/100 * 45000
= 4500
You owe $4500 in federal taxes.

6 0

3 years ago

Find the measure of angle2 A. 90 B. 50 C. 60 D. 30

galina1969 [7]

I think it is C. 60.
You can eliminate A because it is not a right angle, and D because the angle is bigger than the given angle. So it is between 50 and 60, and I hope this is right and the picture makes sense

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3 years ago