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Chapter 10: Q 237 (page 1236)

Solve Quadratic Equations Using the Square Root Property: 64a2+48a+9=81

Short Answer

Expert verified

The required result isa=34,-32

Step by step solution

01

Given information  

The given expression is64a2+48a+9=81

02

Use square root property and binomial square 

a2+b2+2ab=a+b28a2+32+28a3=818a+32=818a+3=卤818a+3=卤98a=卤9-38a=6,-12a=34,-32

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Most popular questions from this chapter

Complete the square to make a perfect square trinomial. Write the result as a binomial square.

n2+13n

Solvex2-6x+9=12.

The distance between opposite corners of a rectangular field is four more than the width of the field .The length of the field is twice its width . Find the distance between the opposite corners. Round to the nearest tenth.

Complete the square to make a perfect square trinomial. Write the result as a binomial square.

z2+8z

Solve quadratic equation by using square root propertym2-40=0
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