Simplify. –2 • (4) – 3 • (–5) = A. 55 B. 7 C. –23 D. –120
1 answer:
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Answer:
25/324
Step-by-step explanation:
Make a table of possible products:
Of the 36 results, 10 are greater than 15.
The probability the product is greater than 15 on a single roll is 10/36 = 5/18.
The probability the product is greater than 15 on two rolls is (5/18)² = 25/324.
Answer:
The surface area of the award is
Step-by-step explanation:
we know that
The surface area of the square pyramid is equal to the area of the square base plus the area of its four lateral triangular faces
so