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Sketch the graph of y=3sin(2x +pi/2)

Understand what each tranformation does.Sketch in progressive steps, by considering what happens to important points, intersections and max/min values. i.e First 3sin(x)Then pi/2 translationThen 2x transform...
JT
Answered by James T. • Maths tutor
3771 Views

Determine (27/8)^3/2

Understanding we can split it into numerator and denominator and find individually.Understanding that ^1/3 is same as cube root and why, by considering that ^2 is squaring27^2/3 = 3^2 = 98^2/3 = 2^2 = 4 =9/4
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Answered by James T. • Maths tutor
4057 Views

Solve the simultaneous equations for x and y: 3x+2y = 14 and 5x-y = 6

3x + 2y = 14 -> 15x - y = 6 -> 2Answer: x = 2 and y =4Solution:multiply both sides of equation 2 by 2: 10x - 2y = 12add this to equation 1: 3x + 10x + 2y -2y = 14 +12simplify: 13x = 26divide by 13: x =...
MF
Answered by Megan F. • Maths tutor
5935 Views

When should you use the conditional tense?

It works best to remember that the same pattern is used in English. If we remember that the conditional comes after a 'what if?' sentence, it roughly always translates as 'would'. For example, 'if you could ...
AM
Answered by Alice M. • Spanish tutor
2034 Views

How should I study for the A-level exams?

The best thing to do is making your own notes and making sure that you understand the topics. And then, you can start doing past papers (without looking back to your notes), and see which topics in particula...
BM
Answered by Bonnie M. • Biology tutor
3357 Views