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Mathematics 21 Online
OpenStudy (anonymous):

What is the value of the expression? 20 + 4 • 72

OpenStudy (anonymous):

*\[20+4\times7^{2}\]

OpenStudy (anonymous):

is it 216???

OpenStudy (anonymous):

Do 72 times 4 than plus 20 PEMDAS

OpenStudy (anonymous):

it is \[7^{2}\] not 72

OpenStudy (anonymous):

Oh

OpenStudy (anonymous):

is it 216???

OpenStudy (anonymous):

Ya its 216

OpenStudy (anonymous):

I have four more... can u help?

OpenStudy (anonymous):

Sure

OpenStudy (anonymous):

thx

OpenStudy (anonymous):

What grade is this

OpenStudy (anonymous):

What are the first five terms of the pattern with the formula 2n + 2? The first five terms are __, __, __, __, __and .

OpenStudy (anonymous):

is it 4, 6, 8, 10, and 12???

OpenStudy (anonymous):

oh... it is 6th grade... why?

OpenStudy (anonymous):

I'm trying to refresh my memory so I asked the grade

OpenStudy (anonymous):

oh what grade are u in??

OpenStudy (anonymous):

I don't think that answer is right

OpenStudy (anonymous):

do you know the answer to my question?

OpenStudy (anonymous):

cause i need help and fast

OpenStudy (anonymous):

@gig246 r u still there?

OpenStudy (anonymous):

Skip this one , I don't remember , what are the other questions

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

What is the second term of this multiplication pattern? multiplication pattern using the formula 5 • 5n – 1 A. 250 B. 125 C. 25 D. 1

OpenStudy (anonymous):

That's the same type of question as the last one I'm sorry I can't help with these kind I really don't want to give u the wrong answers

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