Answer: 15
Step-by-step explanation:
Answer: Union of two sets.
Explanation: "An element is in the union of two sets if it is in the first set, the second set, or both. The symbol we use for the union is ∪ . The word that you will often see that indicates a union is "or".
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The slope to that chart is 3/2
The error Kevin made was in step 2 when he added before he multiplied.
<h3>What error did Kevin make?</h3>
This question would be solved using the BODMAS rule. The BODMAS rule provides the order in which mathematical problems should be solved. The order is:
- bracket
- of
- division
- multiplication
- addition
- subtraction
- Step 1 : 75 - 6 x 2 + 3
- Step 2: 75 - 12 + 3
- Step 3 : 75 - 9
- Step 4: 66
To learn more about addition, please check: brainly.com/question/349488
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Answer:
Right angle
Step-by-step explanation:
90 degrees is a Right angle