Number & Quantity

Mathematics Preparing for Higher Math · Number & Quantity Q18

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Question 18 as printed in the Preparing for the ACT — Practice Test 1 booklet — As printed in the official booklet.

Given i = √ −1 , what is √ 9 + √ −16 ?

F
i _
G
i √ 7
H
3 − 4i
J
3 + 4i

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