Question
Solve the equation
c1=−45,c2=45
Alternative Form
c1≈−1.495349,c2≈1.495349
Evaluate
−41=−8c3×c−1
Multiply
More Steps

Evaluate
−8c3×c
Multiply the terms with the same base by adding their exponents
−8c3+1
Add the numbers
−8c4
−41=−8c4−1
Swap the sides of the equation
−8c4−1=−41
Move the constant to the right-hand side and change its sign
−8c4=−41+1
Add the numbers
−8c4=−40
Change the signs on both sides of the equation
8c4=40
Divide both sides
88c4=840
Divide the numbers
c4=840
Divide the numbers
More Steps

Evaluate
840
Reduce the numbers
15
Calculate
5
c4=5
Take the root of both sides of the equation and remember to use both positive and negative roots
c=±45
Separate the equation into 2 possible cases
c=45c=−45
Solution
c1=−45,c2=45
Alternative Form
c1≈−1.495349,c2≈1.495349
Show Solution
