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Determine the exact answer mentally

Determine the exact answer mentally by using compatible numbers.250+2x47x50
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2. asked by Catherine
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Look for compatible numbers to find the exact answer mentally5x26x4
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2. asked by trina
3. 490 views
1. Determine the exact value of cos^-1 (pi/2). Give number and explanaton.2. Determine the exact value of tan^-1(sq. root 3).
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2. asked by Crystal
3. 1,046 views
Tom had a very challenging fraction multiplication problem to do,but his sister said it was really easy to do mentally. Can you
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2. 80 views
Use the excerpt from the “How Nellie Bly went undercover to expose abuse of the mentally ill” article to answer the
1. 1 answer
2. 91 views
A)Use the excerpt from the “How Nellie Bly went undercover to expose abuse of the mentally ill” article to answer the
1. 11 answers
2. 98 views
Angles x and y are located in the first quadrant such that sinx=3/5 and cosy=5/13.a) Determine an exact value for cosx. b)
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2. asked by Anonymous
3. 1,706 views
Angles x and y are located in the first quadrant such that sinx=3/5 and cosy=5/13.a) Determine an exact value for cosx b)
1. 2 answers
2. asked by Anonymous
3. 1,389 views
Use the Pythaogorean Theorem to determine the exact length of AB.Express the answer as A) an exact value in simplest mixed
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2. asked by -Untamed-
3. 690 views
Use the excerpt from the “How Nellie Bly went undercover to expose abuse of the mentally ill” article to answer the
1. 1 answer
2. 95 views