Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
2x2yx+x×x
Evaluate
x−21y21−x21(−21)
Use the commutative property to reorder the terms
x−21y21−(−21x21)
Rewrite the expression
x−21y21+21x21
Rewrite the expression
More Steps
Evaluate
x−21y21
Express with a positive exponent using a−n=an1
x211×y21
Rewrite the expression
x21y21
x21y21+21x21
Simplify the expression
More Steps
Evaluate
x21y21
Use anm=nam to transform the expression
x21y
Use anm=nam to transform the expression
xy
xy+21x21
Use anm=nam to transform the expression
xy+21x
Simplify
More Steps
Evaluate
xy
Multiply by the Conjugate
x×xy×x
Calculate
xy×x
The product of roots with the same index is equal to the root of the product
xyx
xyx+21x
Rewrite the expression
xyx+2x
Reduce fractions to a common denominator
x×2yx×2+2xx×x
Use the commutative property to reorder the terms
2xyx×2+2xx×x
Write all numerators above the common denominator
2xyx×2+x×x
Solution
2x2yx+x×x
Show Solution
