1) Express the following statements in an Algebraic expression and solve them (a) The sumof two numbers is 21, and one number is twice the other. Find the numbers? (b) Tenless than four times a certain number is 14. Detemine the number? (c) Find the gradient of the curve y= x – 6x- 7 at the points where the curve cuts the x- axis? (d) If A- 256 Find the values of mand r? 4 729

Q: What is the correct answer ? I have to show work.

A: Given Information: Sample size (n) = 22  Mean (u) = 12 Standard deviation (s) = 5.4

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Q: Solve it now

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Q: Why I cannot find that answer? Can you label the answer out?

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Q: he answer is still wrong

A: Sol:-We need to use Bayes' theorem to calculate this probability.  Let A be the event that Stage 3…

Q: What is your answer? Can you write it clearly?

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Q: answer question 4.

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Q: How did you figure out the answers? Can you show your work

A: Doubt: How did you figure out the answers.