Calculus Examples

$lim_{x \to (- \frac{3}{2})} \frac{7 x - 5}{(4 x^{2} - 6 x + 9) (2 x - 3) (4 x^{2} + 6 x + 9)}$

Step 1

Split the limit using the Limits Quotient Rule on the limit as $x$ approaches $(- \frac{3}{2})$ .

$\frac{lim_{x \to (- \frac{3}{2})} 7 x - 5}{lim_{x \to (- \frac{3}{2})} (4 x^{2} - 6 x + 9) (2 x - 3) (4 x^{2} + 6 x + 9)}$

Step 2

Split the limit using the Sum of Limits Rule on the limit as $x$ approaches $(- \frac{3}{2})$ .

$\frac{lim_{x \to (- \frac{3}{2})} 7 x - lim_{x \to (- \frac{3}{2})} 5}{lim_{x \to (- \frac{3}{2})} (4 x^{2} - 6 x + 9) (2 x - 3) (4 x^{2} + 6 x + 9)}$

Step 3

Move the term $7$ outside of the limit because it is constant with respect to $x$ .

$\frac{7 lim_{x \to (- \frac{3}{2})} x - lim_{x \to (- \frac{3}{2})} 5}{lim_{x \to (- \frac{3}{2})} (4 x^{2} - 6 x + 9) (2 x - 3) (4 x^{2} + 6 x + 9)}$

Step 4

Evaluate the limit of $5$ which is constant as $x$ approaches $(- \frac{3}{2})$ .

$\frac{7 lim_{x \to (- \frac{3}{2})} x - 1 \cdot 5}{lim_{x \to (- \frac{3}{2})} (4 x^{2} - 6 x + 9) (2 x - 3) (4 x^{2} + 6 x + 9)}$

Step 5

Split the limit using the Product of Limits Rule on the limit as $x$ approaches $(- \frac{3}{2})$ .

$\frac{7 lim_{x \to (- \frac{3}{2})} x - 1 \cdot 5}{lim_{x \to (- \frac{3}{2})} 4 x^{2} - 6 x + 9 \cdot lim_{x \to (- \frac{3}{2})} 2 x - 3 \cdot lim_{x \to (- \frac{3}{2})} 4 x^{2} + 6 x + 9}$

Step 6

Split the limit using the Sum of Limits Rule on the limit as $x$ approaches $(- \frac{3}{2})$ .

$\frac{7 lim_{x \to (- \frac{3}{2})} x - 1 \cdot 5}{(lim_{x \to (- \frac{3}{2})} 4 x^{2} - lim_{x \to (- \frac{3}{2})} 6 x + lim_{x \to (- \frac{3}{2})} 9) \cdot lim_{x \to (- \frac{3}{2})} 2 x - 3 \cdot lim_{x \to (- \frac{3}{2})} 4 x^{2} + 6 x + 9}$

Step 7

Move the term $4$ outside of the limit because it is constant with respect to $x$ .

$\frac{7 lim_{x \to (- \frac{3}{2})} x - 1 \cdot 5}{(4 lim_{x \to (- \frac{3}{2})} x^{2} - lim_{x \to (- \frac{3}{2})} 6 x + lim_{x \to (- \frac{3}{2})} 9) \cdot lim_{x \to (- \frac{3}{2})} 2 x - 3 \cdot lim_{x \to (- \frac{3}{2})} 4 x^{2} + 6 x + 9}$

Step 8

Move the exponent $2$ from $x^{2}$ outside the limit using the Limits Power Rule.

$\frac{7 lim_{x \to (- \frac{3}{2})} x - 1 \cdot 5}{(4 {(lim_{x \to (- \frac{3}{2})} x)}^{2} - lim_{x \to (- \frac{3}{2})} 6 x + lim_{x \to (- \frac{3}{2})} 9) \cdot lim_{x \to (- \frac{3}{2})} 2 x - 3 \cdot lim_{x \to (- \frac{3}{2})} 4 x^{2} + 6 x + 9}$

Step 9

Move the term $6$ outside of the limit because it is constant with respect to $x$ .

$\frac{7 lim_{x \to (- \frac{3}{2})} x - 1 \cdot 5}{(4 {(lim_{x \to (- \frac{3}{2})} x)}^{2} - 6 lim_{x \to (- \frac{3}{2})} x + lim_{x \to (- \frac{3}{2})} 9) \cdot lim_{x \to (- \frac{3}{2})} 2 x - 3 \cdot lim_{x \to (- \frac{3}{2})} 4 x^{2} + 6 x + 9}$

Step 10

Evaluate the limit of $9$ which is constant as $x$ approaches $(- \frac{3}{2})$ .

$\frac{7 lim_{x \to (- \frac{3}{2})} x - 1 \cdot 5}{(4 {(lim_{x \to (- \frac{3}{2})} x)}^{2} - 6 lim_{x \to (- \frac{3}{2})} x + 9) \cdot lim_{x \to (- \frac{3}{2})} 2 x - 3 \cdot lim_{x \to (- \frac{3}{2})} 4 x^{2} + 6 x + 9}$

Step 11

Split the limit using the Sum of Limits Rule on the limit as $x$ approaches $(- \frac{3}{2})$ .

$\frac{7 lim_{x \to (- \frac{3}{2})} x - 1 \cdot 5}{(4 {(lim_{x \to (- \frac{3}{2})} x)}^{2} - 6 lim_{x \to (- \frac{3}{2})} x + 9) \cdot (lim_{x \to (- \frac{3}{2})} 2 x - lim_{x \to (- \frac{3}{2})} 3) \cdot lim_{x \to (- \frac{3}{2})} 4 x^{2} + 6 x + 9}$

Step 12

Move the term $2$ outside of the limit because it is constant with respect to $x$ .

$\frac{7 lim_{x \to (- \frac{3}{2})} x - 1 \cdot 5}{(4 {(lim_{x \to (- \frac{3}{2})} x)}^{2} - 6 lim_{x \to (- \frac{3}{2})} x + 9) \cdot (2 lim_{x \to (- \frac{3}{2})} x - lim_{x \to (- \frac{3}{2})} 3) \cdot lim_{x \to (- \frac{3}{2})} 4 x^{2} + 6 x + 9}$

Step 13

Evaluate the limit of $3$ which is constant as $x$ approaches $(- \frac{3}{2})$ .

$\frac{7 lim_{x \to (- \frac{3}{2})} x - 1 \cdot 5}{(4 {(lim_{x \to (- \frac{3}{2})} x)}^{2} - 6 lim_{x \to (- \frac{3}{2})} x + 9) \cdot (2 lim_{x \to (- \frac{3}{2})} x - 1 \cdot 3) \cdot lim_{x \to (- \frac{3}{2})} 4 x^{2} + 6 x + 9}$

Step 14

Split the limit using the Sum of Limits Rule on the limit as $x$ approaches $(- \frac{3}{2})$ .

Step 15

Move the term $4$ outside of the limit because it is constant with respect to $x$ .

Step 16

Move the exponent $2$ from $x^{2}$ outside the limit using the Limits Power Rule.

Step 17

Move the term $6$ outside of the limit because it is constant with respect to $x$ .

Step 18

Evaluate the limit of $9$ which is constant as $x$ approaches $(- \frac{3}{2})$ .

Step 19

Evaluate the limits by plugging in $(- \frac{3}{2})$ for all occurrences of $x$ .

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Step 19.1