Negative numbers
-1+-2
-3
0,87 as a percent
87%
A chocolate bar costs c pence and a drink costs d pence. Write down an expression for the cost of 2 chocolate bars and 2 drinks.
2c+2d
What's the circumference if the diameter is 60
3,14x60x60=11304
-10+-11
-21
1/2 as a percent
50%
Simplify the expression 4m+5+2m-1
6m+4
What's the circumference if the diameter is 35
3846,5
-11+21
10
3/8 as a percent
37,5%
Which of the following lines passes through the point (2, 5)?
y=2x+1
what is the circumference of a circle that has a diameter of 52cm
163.3cm
What's the circumference if the radius is 27
9156,24
-52+90
38
0,050 as a percent
5%
Solve the equation π₯+2β15π₯=0x+2βx15=0
x=β5 or π₯=3x=3
What's the circumference if
Radius=0,5x68
68x68x3,14=14519,36
?/-2=9
-18
37/8 as a percent
462,5%
Find the minimum value of the function π(π₯)=π₯2+4π₯+5f(x)=x2+4x+5.
1
What is the circumference if the radius is the double of 14?
56x56x3,14=9847,04