Claire has 6 plates. She puts 7 muffins on each plate. She finds the total number of muffins by using the model below. Which exp
ressions show Claire's model? Circle all the correct answers. A. (7+4)×(7+2) B.(4×2)× 7. C. 7 ×(4 + 2) D. (4 ×3 ) + (4 × 4) E. (7× 4) + (7 × 2)
1 answer:
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First make it that both denominators are the same.
Then add both numerators
Your final answer should be
Then add both numerators
Your final answer should be
Answer:
The value of the Rational expression when is:
Step-by-step explanation:
For this exercise is important to remember:
- When a negative number is raised to an even power, the result will be positive.
- The multiplication of signs:
Then, given the following Rational expression:
You need to follow these steps in order to find its value when :
1. Substitute the given value of "x" () into the expression:
2. Evaluate and simplify:
