Translate the sentence into an equation, then solve.A number x increased by 
is equal to 7.
A. x + 
= 7, x = 7
B. x + 7 = 
, x = - 6
C. x + 
= 7, x = 6
D. 
+ x = 7, x = 2
Answer: C
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For the given correspondence, write the domain and the range. Then determine whether the correspondence is a function.{(-7, 2), (-4, -9), (-1, -5), (8, 2)}
A. domain: {-7, -4, -1, 8}, range: {-9, -5, 2}; Yes, it is a function. B. domain: {-7, -4, -1, 8}, range: {-9, -5, 2}; No, it is a not a function. C. domain: {-9, -5, 2}, range: {-7, -4, -1, 8}; Yes, it is a function. D. domain: {-9, -5, 2}, range: {-7, -4, -1, 8}; No, it is a not a function.
Use mathematical induction to prove the statement is true for all positive integers n.
= (n + 2)(n + 1)
What will be an ideal response?
Solve.-8x = 24
A. 1 B. -32 C. -3 D. 32
Solve the inequality. Express your answer using interval notation.x(16x - 1) ? (4x + 6)2
A. 
B. 
C. 
D. 
