7^2 x (9-4) + 10/2-1 the choices are 225,249,735 and 441

249

Step-by-step explanation:

Remember:

P arenthesess

E xponent

M ultiplictaion

D ivision

A ddition

S ubtraction

So first do the parenthesess:

7^2 x 5 + 10/2-1

Then exponent:

49 x 5 + 10/2-1

Then multiplication:

245 + 10/2-1

Then divsion (Before subraction),

245 + 4

Which equals

249

Have a good day. :)

Hope this helps!

(brainliest would be appreciated)

666666666666666666666

6

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66

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66

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66answer:

step-by-step explanation:

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents