+0

# Help

0
58
3

Find the solutions to

$$\frac{x(x^2-56)}{4-7x}-\frac{21x+22}{x^3+2}=4$$
Enter all the solutions, separated by commas.

Jan 18, 2020

#3
+11378
+1

Find the solutions to

Enter all the solutions, separated by commas.

Jan 18, 2020

#1
0

The solutions are 1, -7.1576, 0.54792, and 5.6097.

Jan 18, 2020
#2
+18319
0

Multiply by the common denominator, multiplying and simplifying throughout, and taking all terms to one side:

x6 - 28x4 - 14x3 + 147x2 + 14x - 120  =  0

Checking possible solutions, these become the solutions:  -4, -3, -1, 1, 2, 5.

Jan 18, 2020
#3
+11378
+1