2 years ago

Select the right answer multiple choice (HELPPP

Mathematics

1 answer:

murzikaleks [220]2 years ago

3 0

Answer:

its C

Step-by-step explanation:

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Factor 225x2 - 1. A) (15x +1)(15x + 1) B) (15x - 1)(15x + 1) C) (15x - 1)(15x - 1) D) (125x - 1)(125x + 1)

MrRa [10]

Answer:

Step-by-step explanation:

225x^2 - 1=

(15x)^2 - 1^2=(*)

(15x-1)(15x+1)

A^2 - B^2 =(A-B)(A +B)............. (*)

4 0

2 years ago

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Change 21/4 to a mixed number

8090 [49]

Answer:

$5\frac{1}{4}$

Step-by-step explanation:

Greatest multiplier of 4 that is less than 21 is 5 (4 x 5 = 20)

Put the remaining number as the numerator (21 - 20 = 1)

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2 years ago

What is question 32 and can you please explain how to do it.

lukranit [14]

Answer is B.

5√3(5+2√6)=

25√3+10√18=

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Note: I multiplied 10 by 3, because the prime factors of 18 are 3, 3 and 2 so I made a pair from the 3 and multipled and was left with 2.

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2 years ago

Find the value of x.

eduard

Answer:

Step-by-step explanation:

3x-3+5x+24+44

3x-3+5×+68

3x+5x-3+68

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X=65÷8

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2 years ago

How many festivals were there?

butalik [34]

Answer:

for what and who

Step-by-step explanation:

and where

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2 years ago

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