Someone help please Set up a proportion and solve for AD

Mathematics

2 answers:

kifflom [539]2 years ago

7 0

Answer:

AD = 10

Step-by-step explanation:

olga_2 [115]2 years ago

4 0

Answer:

AD= 10

Step-by-step explanation:

First you want to find your <u>Scale Factor</u> which is 9/6 (simplified: 3/2). Then you want to cross muliply with the other fraction being 15/x to get the equation 3x=30. Then you want to divide both sides by 3 to get your answer: AD= 10.

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What answer is this?

klemol [59]

Answer:

option B

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Step-by-step explanation:

Given in the question a complex fraction

To divide complex numbers, you must multiply by the conjugate. To find the conjugate of a complex number all you have to do is change the sign between the two terms in the denominator.

$\frac{5+4i}{6+8i}(\frac{6-8i}{6-8i})$