Solve
Give your solutions correct to significant figures.
Did this page help you?
Solve
Give your solutions correct to significant figures.
Did this page help you?
Solve the equation
Give your solutions correct to decimal places.
Did this page help you?
Solve
Give your solutions correct to decimal places.
Did this page help you?
Solve
Give your solutions correct to decimal places.
Did this page help you?
Solve
Give your solutions correct to significant figures.
Did this page help you?
Liz is asked to solve the equation
Here is her working.
Explain what is wrong with Liz's answer.
Did this page help you?
Solve
Give your solutions correct to significant figures.
Did this page help you?
Solve
Give your solutions correct to significant figures.
Did this page help you?
Solve
Give your solutions correct to decimal places.
Did this page help you?
.
[1]
Did this page help you?
Solve
Show your working clearly.
Did this page help you?
The only solution to is
Work out the values of and .
Did this page help you?
Write in the form where and are integers.
Solve
Give your answers to 2 decimal places.
Did this page help you?
Solve
Did this page help you?
Without expanding any brackets,
show how to work out the exact solutions of
Give the solutions.
Did this page help you?
Solve by factorising.
= ....................... or = .......................
Did this page help you?
Solve this equation algebraically.
Give your solutions correct to 2 decimal places.
3x2 + 8x - 5 = 0
x = .................... or x = ....................
Did this page help you?
Solve.
.............. or ..............
Did this page help you?
Solve.
= .................
Did this page help you?
Solve
Write your answer in the form where and are integers.
Did this page help you?
Alison is using the quadratic formula to solve a quadratic equation.
She substitutes values into the formula and correctly gets.
Work out the quadratic equation that Alison is solving.
Give your answer in the form , where and are integers.
Did this page help you?
The area of square is cm2.
Show that
Did this page help you?
Solve
Give your answers to 2 decimal places.
Did this page help you?
can be written in the form
where and are positive numbers.
Work out the values of and .
Using your answer to part (a), or otherwise, solve
Did this page help you?
Here are two pieces of work.
For each one, describe the error made and give the complete correct solution.
Question: Solve by factorisation.
Solution:
Therefore |
Error: ........................................................
Correct solution:
Question:
Solution:
Therefore or |
Error: .....................................................................
Correct solution:
Did this page help you?
Solve by factorisation.
x = ............................ or x = ............................
Did this page help you?
Solve by factorisation.
2x2 − 19x − 33 = 0
x = ................... or x = ..................
Did this page help you?
[3]
= ........... or = .......... [4]
Did this page help you?
Solve by factorisation .
= ................... or = ...................
Did this page help you?
Solve
Did this page help you?
Solve
Give your solutions correct to significant figures.
Solve
Give your solutions correct to significant figures.
Did this page help you?
Given that
find the possible values of .
Did this page help you?
The diagram shows a trapezium.
All the measurements are in centimetres.
The area of the trapezium is cm2.
Show that
Work out the value of .
Did this page help you?
Given that
find the possible values of .
Did this page help you?
The lengths of the sides are in centimetres.
The area of triangle T1 is equal to the area of triangle T2.
Work out the value of , giving your answer in the form where and are integers.
Did this page help you?
Given that
find the values of for which
Did this page help you?
The diagram shows a trapezium.
All measurements shown on the diagram are in centimetres.
The area of the trapezium is
Show that
Find the value of
Show your working clearly.
Did this page help you?
Express in the form where and are constants.
Use your answer to part (a) to solve the equation
Give your solutions in the form where and are integers.
Did this page help you?
Solve
Give your solutions to 3 significant figures.
You must show your working.
Did this page help you?
and
Find the value of when .
Show your working.
= ................
Did this page help you?
where and
Find the ratio
Did this page help you?