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lara [203]
3 years ago
9

Evaluate 3x^2 +2x-5 when x=4

Mathematics
1 answer:
Daniel [21]3 years ago
3 0
Replace each "x" in the original equation with (4):

  3(4)^2 + 2(4) - 5
= 3(16)  + 8 - 5         =        48 + 8 - 5.  Can you finish this?
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Select all values equivalent to -10/7<br> -10/-7<br> -3 1/7<br> 1 3/7<br> - -10/-7<br> -1 3/7
Kitty [74]
We know that

case 1) -10/-7-----> 10/7-------> is not <span>equivalent to -10/7

case 2) </span>-3 1/7----> (-3*7+1)/7----> -20/7 ------> is not equivalent to -10/7

case 3) 1 3/7-----> (1*7+3)/7----> 10/7 ------> is not equivalent to -10/7

case 4) - -10/-7---> +10/-7----> -10/7------>  is equivalent to -10/7

case 5) -1 3/7----> (-1*7+3)/7----> -4/7 ------> is not equivalent to -10/7

the answer is
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satela [25.4K]
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She used 100 ml of pineapple juice.
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andre [41]

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Hello There!

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Helps us make better decisions.

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