The GRE maths sample question given below is a select one or more answers type question in Algebra. Computing values of Functions is the concept tested in the question. A medium difficulty GRE Quantitative Reasoning practice question.

Question 4 : If f(x) = x^{2} + 4, which of the following is equal to f(9)?

Indicate ** ALL** such answers.

- f(13)
- f(-3)
- f(-9)
- f(f(√5))
- f(f(√13))
- f(f(-√5))

From INR 2999

f(x) = x^{2} + 4

f(9) = 9^{2} + 4 = 85

**Option A**: f(3) = 3^{2} + 4 = 13.

13 is not equal to f(9).

Hence, this option is not an answer.

173 is not equal to f(9).

Hence, this option is not an answer.

85 is equal to f(9).

85 is equal to f(9).

293 is not equal to f(9).

Hence, this option is not an answer.

85 is equal to f(9).

Try it free!

Register in 2 easy steps and

Start learning in 5 minutes!

Copyrights © 2016 - 23 All Rights Reserved by Wizako.com - An Ascent Education Initiative.

Privacy Policy | Terms & Conditions

GMAT^{®} is a registered trademark of the Graduate Management Admission Council (GMAC). This website is not endorsed or approved by GMAC.

GRE^{®} is a registered trademarks of Educational Testing Service (ETS). This website is not endorsed or approved by ETS.

SAT^{®} is a registered trademark of the College Board, which was not involved in the production of, and does not endorse this product.

Wizako - GMAT, GRE, SAT Prep

An Ascent Education Initiative

14B/1 Dr Thirumurthy Nagar 1st Street

Nungambakkam

Chennai 600 034. India

**Mobile:** (91) 93800 48484

**WhatsApp:** WhatsApp Now

**Email:** learn@wizako.com

Leave A Message