Algebra
Calculus
Trigonometry
Matrix
Question
Simplify the expression
2x4−17x3+88x
Evaluate
2(x2×x2)−(17x3−8x×11)
Remove the parentheses
2x2×x2−(17x3−8x×11)
Multiply the terms
2x2×x2−(17x3−88x)
Multiply
More Steps
Multiply the terms
2x2×x2
Multiply the terms with the same base by adding their exponents
2x2+2
Add the numbers
2x4
2x4−(17x3−88x)
Solution
2x4−17x3+88x
Show Solution
Factor the expression
x(2x3−17x2+88)
Evaluate
2(x2×x2)−(17x3−8x×11)
Remove the parentheses
2x2×x2−(17x3−8x×11)
Multiply the terms
2x2×x2−(17x3−88x)
Multiply the terms
More Steps
Evaluate
x2×x2
Use the product rule an×am=an+m to simplify the expression
x2+2
Add the numbers
x4
2x4−(17x3−88x)
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
2x4−17x3+88x
Rewrite the expression
x×2x3−x×17x2+x×88
Solution
x(2x3−17x2+88)
Show Solution
Find the roots
x1≈−2.042897,x2=0,x3≈2.771424,x4≈7.771472
Evaluate
2(x2×x2)−(17x3−8x×11)
To find the roots of the expression,set the expression equal to 0
2(x2×x2)−(17x3−8x×11)=0
Multiply the terms
More Steps
Evaluate
x2×x2
Use the product rule an×am=an+m to simplify the expression
x2+2
Add the numbers
x4
2x4−(17x3−8x×11)=0
Multiply the terms
2x4−(17x3−88x)=0
If a negative sign or a subtraction symbol appears outside parentheses, remove the parentheses and change the sign of every term within the parentheses
2x4−17x3+88x=0
Factor the expression
x(2x3−17x2+88)=0
Separate the equation into 2 possible cases
x=02x3−17x2+88=0
Solve the equation
x=0x≈7.771472x≈−2.042897x≈2.771424
Solution
x1≈−2.042897,x2=0,x3≈2.771424,x4≈7.771472
Show Solution