Answer:
Multiplying the outside number with numbers inside parentheses...
Step-by-step explanation:
Recall that (a+b)²=a²+2ab+b²
100x²+120x+z
in this case, because100x²=(10x)², a=10x, z=b²
120=2*10*b
b=6
z=b²=36
the square is (10x+6)²
Hundredth
∨
2,321.4762 If the number next to 7 is 5 or more, then increase the value of the digit we are rounding. Since we a number that is greater than 5, 7 turn to 8
2,321.4762 ⇒ 2,321.48
Answer:
Reverse
Step-by-step explanation:
Add = Subtract
Multiply = Divide
Square = Square root
Cube = Cube root
Hope this helped!