/*! 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} Q.3 What is the value of 2(x+y)2聽wh... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 3: Q.3 (page 166)

What is the value of 2(x+y)2when x= 3 and y= 4?

A. 28

B. 50

C. 98

D.2401

Short Answer

Expert verified

The correct answer of this question is C98.

Step by step solution

01

Step  1.  Apply the concept of putting the given value of x and y.

In this, simply use the concept of putting the given value of x=3andy=4in the equation to get the correct answer.

02

Step  2.  Find the solution of the equation

Here, the expression is simplified as:

2(x+y)2=2(3+4)2=2(49)=98

03

Step 3.  Eliminating the options to get correct one

  1. 28 It is the incorrect option because after putting the given value of x& ythe answer is not equal to 28.
  2. 50 It is the incorrect option because after putting the given value of x& y the answer is not equal to 50.
  3. 98 It is the correct option because after putting the given value of x& y the answer is equal to 98.
  4. 2401It is the incorrect option because after putting the given value of x& ythe answer is not equal to 2401.

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

Solve the inequality. Graph and check your solution.

1鈮�x-9

Check your solution.

2=6h+20

Solve the equation. Check your solution.

13y+19=54+6y+14

NASA pilot must log at least 1000 hours as pilot 鈥� in 鈥� command of a jet aircraft. A NASA pilot has completed all other qualification and has 250 hours logged. How many more hours must the pilot log to become a pilot astronaut?

  1. Write an inequality to represent the situation.
  2. Solve the inequality. Draw the graph and check the solution.
  3. Interpret the solutions in terms of the real 鈥� life situations.

Challenge The figure shown is composed of a triangle and a rectangle. The figure has a total area of 1258 square units. Find the value of x.
See all solutions

Recommended explanations on Math Textbooks

Calculus

Read Explanation

Discrete Mathematics

Read Explanation

Probability and Statistics

Read Explanation

Logic and Functions

Read Explanation

Pure Maths

Read Explanation

Theoretical and Mathematical Physics

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.