The mentioned equation is in which form?z−z7=4z+5

Given,z−z7=4z+5⇒zz2−7=4z+5⇒ z2−7=4z2+5z⇒ 3z2+5z+7=0The highest power of z is 2. Hence, it is a quadratic equation.

Get 2 FREE Instant-Explanations on Filo with code FILOAPP

The mentioned equation is in which form? z, -, {7}{z}, =, 4z,

Question

The mentioned equation is in which form?
$z - \frac{7}{z} = 4 z + 5$

Linear

Quadratic

cubic

None of these

Views: 632 students

Found 3 tutors discussing this question

Elijah Discussed

The mentioned equation is in which form?

z - \frac{7}{z} = 4 z + 5

7 mins ago

Discuss this question LIVE

7 mins ago

Given,

z - \frac{7}{z} = 4 z + 5

\Rightarrow \frac{z ^{2} - 7}{z} = 4 z + 5

\Rightarrow z^{2} - 7 = 4 z^{2} + 5 z

\Rightarrow 3 z^{2} + 5 z + 7 = 0

The highest power of z is 2. Hence, it is a quadratic equation.

Was this solution helpful?

150

Report

One destination to cover all your homework and assignment needs

Learn Practice Revision Succeed

Instant 1:1 help, 24x7

60, 000+ Expert tutors

Textbook solutions

Big idea maths, McGraw-Hill Education etc

Essay review

Get expert feedback on your essay

Schedule classes

High dosage tutoring from Dedicated 3 experts

Trusted by 4 million+ students

Stuck on the question or explanation?

Connect with our math tutors online and get step by step solution of this question.

231 students are taking LIVE classes

Question Text	The mentioned equation is in which form? $z - \frac{7}{z} = 4 z + 5$
Answer Type	Text solution:1
Upvotes	150