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3 years ago

12(3+1)4 what is equivalent

Mathematics

1 answer:

ANEK [815]3 years ago

5 0

Answer:

12×1= 4×3

Step-by-step explanation:

12×1= 4×3 which means they are equal

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Why does the angle formed by the radius of a circle and a tangent of a circle has a measure of 90 degrees?

drek231 [11]

Theorem:
A tangent to a circle forms a right angle with the circle's radius, at the point of contact of the tangent.

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3 years ago

-3(-4n + 30) = -30 need help

DIA [1.3K]

First we will do -3 times everything in the parenthesis.

-3 times -4n = 12n

-3 times 30 = -90

SO,

12n - 90 = -30

+90 +90

12n = 60

divide 12 on both sides;

n = 5

This is your answer,

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3 years ago

What number has the same value as the expression |-12|

maksim [4K]

Answer: 12

Step-by-step explanation:

|-12| |?| the lines on the outside mean that the answer has to be the absolute value examples:

|-3|=3

|2|=2

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3 years ago

What the power a when 5^a = 1/125

Advocard [28]

Answer:

a = -3

General Formulas and Concepts:

Algebra I

Solving Exponential Equations

Exponential Property [Rewrite]: $\displaystyle b^{-m} = \frac{1}{b^m}$

Step-by-step explanation:

Step 1: Define

Identify

$\displaystyle 5^a = \frac{1}{125}$

Step 2: Solve for a

Rewrite: $\displaystyle 5^a = \frac{1}{5^3}$
Rewrite [Exponential Property - Rewrite]: $\displaystyle 5^a = 5^{-3}$
Set: $\displaystyle a = -3$

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2 years ago

bag contains 8 yellow marbles and 24 blue marbles. If a representative sample contains 2 yellow marbles, then how many blue mar

diamong [38]

The representative sample would be expected to have 6 blue marbles 8/24:2/x

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3 years ago