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A sequence starts with the following terms... 2, 8, 14, 20... find the nth term

To find the "n" in this sequence we need to calculate the difference between the terms So the result will be... n+6
PC
Answered by Patricia C. • Maths tutor
6392 Views

Solve 7x+6 > 1+2x

To solve this inequation:1) Group all the exes in one side and the numbers in the other one... 5x > -52) Solve x... x > -13) Result: (-1, ∞ )
PC
Answered by Patricia C. • Maths tutor
3944 Views

f(x) = 5 – x and g(x) = 3x + 7 (a) Simplify f(2x) + g(x – 1)

May look hard at first but once understood is simple.Question is asking to add two functions together.Firstly we begin by calculation f(2x) We know that f(x) = 5 – x, to find f(2x) we replace the x by 2xThis...
MB
Answered by Matthew B. • Maths tutor
4974 Views

Solve the quadratic equation x^2+4x+6=0

x = (-b ± √(b 2 - 4ac ))/2aa=1 b=4 c=6-4 ± √(4 2 - 4*6) = -2 ± √(4 2 - 12) = -4 ± √(16- 12) = -4 ± √4 = -4 ± 2x= (-4 ± 2)/2x 1 = -4 + 2 / 2 = -2/2 = -1x 2 = -4 - 2 = -6/2 = -3
TD
Answered by Tutor531443 D. • Maths tutor
1731 Views

What are the suvat equations and how would you apply them to a question ?

the four suvat equations are:s=ut+0.5at 2 v 2 =u 2 +2asv=u+ats=0.5(u+v)ts=displacement u=initial velocity v=final velocity a=acceleration t=time for most suvat equations you will be given 3 of the 5 quantiti...
TA
Answered by Temi A. • Maths tutor
4155 Views