BREAKING: Target Test Prep releases Brand New 2026 On Demand GMAT prep course

Redeem

Target Test Prep · GMAT

Choose how you want to prepare

Learn live with an expert or move at your own pace. Every option includes the complete TTP study system.

★★★★★5.0559 reviews
GMATLiveTeach 7 seats left
Chris Peckover
NEXT LIVE COHORT

Oct 13 to Jan 7, 2027

with Chris Peckover

Schedule
Tue, Thu · 8:00 to 10:00 PM ET
Included
40 live hours + 6 months of GMAT OnDemand
  • Live instruction and real-time questions
  • Class recordings and assigned practice
View class & enroll
Limited cohort · enrollment openTarget Test Prep
EALiveTeach 5 seats left
Logan Thompson
EXECUTIVE ASSESSMENT

Sep 6 to Dec 6, 2026

with Logan Thompson

Schedule
Sun · 9:30 AM to 12:30 PM ET
Included
Live EA class + 6 months of EA OnDemand
  • Expert-led weekly online sessions
  • EA Masterclass access between classes
View EA class & enroll
Limited cohort · enrollment openTarget Test Prep
GMATOnDemand Start anytime
SELF-PACED MASTERCLASS

Target Test Prep GMAT OnDemand

Complete access from day one. Study on your schedule.

130-point score guarantee
$0to start then $127/mo
  • Personalized study plan and analytics
  • Thousands of lessons and practice questions

Compare the format, schedule, and included access before enrolling. Prices and seat counts shown reflect the supplied offer details.

If \(f(x) = 3x^2 - tx + 5\) is tangents to \(x\)-axis, what is the value of a positive number \(t?\)

Expert replies
by Gmat_mission » Wed Mar 24, 2021 8:27 am

Timer

00:00

Answers

A

B

C

D

E

Stats

Difficulty

If \(f(x) = 3x^2 - tx + 5\) is tangents to \(x\)-axis, what is the value of a positive number \(t?\)

A. \(2\sqrt{15}\)
B. \(4\sqrt{15}\)
C. \(3\sqrt{13}\)
D. \(4\sqrt{13}\)
E. \(6\sqrt{15}\)

Answer: A

Source: GMAT Paper Tests
Join the discussion
Source: — Problem Solving |