What is the general form for a quadratic sequence formula?
an2+bn+c
What is 81/3
2
Write 0.007231 in standard form
7.231 x 10-3
Simplify √ 8
2√ 2
What is the reciprocal of 0.025?
40
Write out the next three terms or this sequence
3, 6, 11, 18...
27, 38, 51
Work out 5-1 + 5-2
6/25
3.1 x 10-3, 3.2 x 10-2, 3.22 x 10-3
3.1 x 10-3, 3.22 x 10-3, 3.2 x 10-2
Simplify √ 75
5√ 3
What is (2/3)-2
9/4
Work out the first 4 terms of the sequence -3n2-5
Express 4×16 as a power of 2.
25
Work out (4.1 x 10-6) x (2 x 103)
8.1 x 10-3
What is √ 10 x √ 40 in
20
Work out √ 7 x √ 28
14
Find the nth term of
2, 6, 12, 20
n2+n
Evaluate:
32−2/5
giving your answer in its simplest form.
1/4
Work out (7.9 x 102) x (6.3 x 103)
4.977 x 10 6
Simplify √ 24 x √ 18
12√ 3
Simplify √ 30 x √ 210
30√ 7
Find the nth term of
3, 0, -7, -18
-2n2+2n+3
Evaluate:
(125/8)−1/3
giving your answer in its simplest form.
2/5
The mass of a really really big car is 2.397×106kg.
A more reasonably sized car is 0.4 times as large. Determine the mass of the smaller car, ensuring you give your answer in standard form, correct to two significant figures.
AC=AB in a isosceles triangle. AB=√ 20 and CB=6. Find the area of ABC in surd form
3√ 11
Find the reciprocal of 8 x 107 in standard form
1.25 x 10-8