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Chapter 2: Q27. (page 86)

Solve each equation. Check your solution.

u8=鈭�4

Short Answer

Expert verified

The required solution is u=鈭�32.

Step by step solution

01

Step 1. Write the given information.

The given equation is:u8=鈭�4

02

Step 2. Calculation.

Consider the given equation,

u8=鈭�4u=鈭�4脳8u=鈭�32

03

Step 3. Checking solution.

Substitute u=鈭�32in the given equation, we get

role="math" localid="1642420008399" u8=鈭�4鈭�328=鈭�4鈭�4=鈭�4

Hence, proved.

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Most popular questions from this chapter

GEOMETRY Translate the sentence into a formula. In a right triangle, the square of the measure of the hypotenuse c is equal to the sum of the squares of the measures of the legs, a and b.

Write and solve an equation to find how many weeks he needs to reach his goal.

REASONING Solve the equation below. Describe each step.

t=2鈭�22t鈭�31鈭�t

Which equation represents the second step of the solution process?

Step 1: 42x+7鈭�6=3x

Step 2: _________________

Step 3: 5x+28鈭�6=0

Step 4: 5x=鈭�22

Step 5: x=鈭�4.4

  1. 42x鈭�6+7=3x
  2. 42x+1=3x
  3. 8x+7鈭�6=3x
  4. 8x+28鈭�6=3x

Translate each sentence into an equation.

Thirty-two divided by y is equal to the product of three and y minus four.
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