Integers
Circle the square numbers in this list.
1 121 −64 49 160 −81
1, 121, 49
Write as a single power of 9
a. (93)4
b. 1
a. 912
b. 90
What is the value of x ,when:
2x=32
x=5
0.085:10-2
8.5
723846 can divide by 3 (tell the rule)
yes, if the sum of digits of the numbers can divide by 3.
Find the possible values of n when
a. n2 = 36
b. n3 =-27
a. 6 and -6
b. -3
Write down 27-2 as a power of 3
3-6
z=-1
(3z)4-z7
82
3.2:10?=0.32
1
x2=7
(x-1)(x+1)=?
6
Find the HCF of 34 and 58
Find the LCM of 34 and 58
HCF is 2
LCM is 986
Write 1/64 as a power of 2
2-6
x=y2+5z make z the subject of the formula, find z when x=55 and y=5
6
64*3.6/0.012=?
19200
920+920+920=?
341
Solve this equation
x3 + 125=0
x = -5
simplify (4ax2)0
1
the rectangle whose width is x and length is 3x+4
write expression for area of the rectangle
3x2+4x
The area of the rectangle is 0.171m2
width is 0.38m, length?
0.45m
If today is Friday, what day of the week will it be in 96 days
Wednesday
square root of (-5)2 - (-4)2
3
71001-71000/42 =?
7999
(1/4)3x-9=64x+1
100.5-6.8-5.99
87.71
5m 7m 3m find fourth side ? about shape
11m