Find the mistake, then find the correct answer.line 1  - line 2  

What will be an ideal response?


line 2 should be: -  
line 3 should be: 

line 4 should be: 

Mathematics

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Solve the problem.In designing an oval-shaped conference room, an architect used the equation . Write this equation in polar form.

A. r2 = 7
B. r = 
C. r2 = 
D. r2 = 

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Find the union.{b, c, d, e, f} ? {g, h, i, j, k}

A. ? B. {b, c, d, e, f, g, h, i, j, k} C. {f, g} D. {b, c, d, e, f}

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Solve.18 = 7x - 3

A. {5} B. {18} C. {14} D. {3}

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Solve the problem.Bob's rent is  of his income. What percent of his income goes to pay the rent?

A. 65% B. 60% C. 55% D. 50%

Mathematics