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Chapter 10: Q 268 (page 1236)

Solve the quadratic equation by quadratic formula .7y2+4y-3=0

Short Answer

Expert verified

The required result isy=-1,37

Step by step solution

01

 Given Information 

The given equation is 7y2+4y-3=0

02

Write the quadratic equation in standard form and identify a,b,c .

The quadratic equation is in standard form.

So,

a=7,b=4,c=-3

03

Substitute the values in quadratic formula.

x=-b卤b2-4ac2a

role="math" localid="1650281450919" y=-4卤42-47-327y=-4卤16+8414y=-4卤10014y=-4卤1014y=-1,37

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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.

b2-4b

Solve(r-3)2=25.

Find the dimensions of a triangle whose width is four more than six times its height and has an area of 208 square inches.

Solve the quadratic equation using square root property.

(n+5)2=32

Solved2+81=0.
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