Question

10 squared plus four times nine minus two cubed

Answer 1

Lets write this out:-

10² + 4 × 9 - 2³

Solve:-

10² = 10 × 10 = 100
100 + 4 × 9 - 2³
2³ = 2 × 2 × 2 = 8
100 + 4 × 9 - 8
4 × 9 = 36
100 + 36 - 8
100 + 36 = 136
136 - 8 = 128

10² + 4 × 9 - 2³ = 128

Good luck! :P

Answer 2

We need to follow PEMDAS.
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction


$10^2 + 4\times 9 -2^3$

First take care of all the exponents.

$100 + 4 \times 9 - 8$

Now do the multiplication.

$100 + 36 - 8$

Now add and subtract from left to right.

$136 - 8$

$128$

Your final answer is 128.