Which of the following expressions represents the verbal description below the cube of the sum of 4 and 9 times x divided by the product of 5 times x and the difference of x and 1

The correct answer is D .

Step-by-step explanation:

Step 1

The first step is to construct the numerator in this expression. The numerator is formed by adding 4 and 9x and then raising that sum to the power 3. This numerator is shown below,

Step 2

The next step is to work out the denominator. The denominator of this expression is obtained by getting the product of and . This denominator is shown below,

Step 3

The last step is to put the pieces from step 1 and 2 together and present the answer.

The final expression is

The correct answer is option D, the last option.

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,