4^x - 2^x+1 - 15 = 0

x = log5/log2

NE
Answered by Narhen E. Maths tutor

2670 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

The curve C has the equation y = 2x^2 -11x + 13. Find the equation of the tangent to C at the point P (2, -1).


Integrate (tanx)^2


The line y=5-x intersects the curve y=x^2-3x+2 at the points P and Q. Find the (x,y) coordinates of P and Q.


How would I write (1+4(root)7)/(5+2(root)7) in the form m + n(root)7, where m and n are integers?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning