/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} Q62. Evaluate each expression.72... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 1: Q62. (page 59)

Evaluate each expression.

72

Short Answer

Expert verified

The solution is 49.

Step by step solution

01

Step 1. State the formula.

For any real number a, a2=a脳a.

02

Step 2. List the given objective.

To evaluate 72.

03

Step 3. Evaluate the expression.

Put a=7 in a2=a脳a to get,

72=7脳7=49

So, 72=49.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Over 30 million students worldwide already upgrade their learning with 91影视!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

CAMPING The square floor of a tent has an area of 49 square feet. What is the side length of the tent?

Find each sum or difference.

鈭�15+6

Determine whether the given number is a solution to the equation.

q2=20;10

Name the set or sets of numbers to which each real number belongs.

-728

Which expression best represents the volume of the cube?

  1. The product of three and five
  2. Three to the fifth power
  3. Three squared
  4. Three cubed
See all solutions

Recommended explanations on Math Textbooks

Logic and Functions

Read Explanation

Mechanics Maths

Read Explanation

Discrete Mathematics

Read Explanation

Theoretical and Mathematical Physics

Read Explanation

Pure Maths

Read Explanation

Decision Maths

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.