Question
Solve the equation
x=258
Alternative Form
x≈0.757858
Evaluate
−2(−x3)×4x2=2
Multiply
More Steps

Evaluate
−2(−x3)×4x2
Any expression multiplied by 1 remains the same
2x3×4x2
Multiply the terms
8x3×x2
Multiply the terms with the same base by adding their exponents
8x3+2
Add the numbers
8x5
8x5=2
Divide both sides
88x5=82
Divide the numbers
x5=82
Cancel out the common factor 2
x5=41
Take the 5-th root on both sides of the equation
5x5=541
Calculate
x=541
Solution
More Steps

Evaluate
541
To take a root of a fraction,take the root of the numerator and denominator separately
5451
Simplify the radical expression
541
Multiply by the Conjugate
54×544544
Simplify
54×544258
Multiply the numbers
More Steps

Evaluate
54×544
The product of roots with the same index is equal to the root of the product
54×44
Calculate the product
545
Transform the expression
5210
Reduce the index of the radical and exponent with 5
22
22258
Reduce the fraction
More Steps

Evaluate
222
Use the product rule aman=an−m to simplify the expression
22−11
Subtract the terms
211
Simplify
21
258
x=258
Alternative Form
x≈0.757858
Show Solution
