Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
22×r3
Evaluate
(2r2)23
To raise a product to a power,raise each factor to that power
223(r2)23
Evaluate the power
More Steps
Evaluate
(r2)23
Multiply the exponents
r2×23
Multiply the terms
r3
223r3
Solution
More Steps
Evaluate
223
Use anm=nam to transform the expression
23
Rewrite the expression
22×2
Rewrite the expression
22×2
Rewrite the expression
22
22×r3
Show Solution
Find the roots
r=0
Evaluate
(2r2)23
To find the roots of the expression,set the expression equal to 0
(2r2)23=0
Since the left-hand side is always positive or 0,and the right-hand side is always 0,the statement is true for any value of r
(2r2)23=0,r∈R
Calculate
(2r2)23=0
Calculate
22×r3=0
Rewrite the expression
r3=0
Solution
r=0
Show Solution