4 years ago

If x^2+2=3^2/3+3^-2/3 then prove that 3x^3+9x-8=0

Mathematics

1 answer:

Mama L [17]4 years ago

5 0

here it is

hope it helps

You might be interested in

Will the sum of 2x3 + x2 - 4 and -5x² - 6x? be a polynomial?<br> yes<br> no

Eva8 [605]

Answer:

Yes

Step-by-step explanation:

Since we are adding two polynomials

The sum will also be polynomial

4 0

3 years ago

sfiso is not attending school on Saturday 1/3 of the day on sleep, 1/8 of his time on homework, 2/6 of the day playing and 5 hou

Natali [406]

Answer:

1/3+1/8+2/6=19/24-5=1/24

8 0

2 years ago

State the missing reasons in this flow proof.

posledela

Is there a photo for this problem? I solved what i coulda. givenb. givenc. def. of supplementary angles (i think)d.photo to support this?
e.

8 0

3 years ago

If 50 giant muffins cost R70 how much would 1 giant muffin cost

ryzh [129]

Answer:

it would cost r1.4

Step-by-step explanation:

because if you divide 70 by 50 to get to 1 muffin it. out 1.4 r

7 0

2 years ago

Read 2 more answers

Pls answer it urgent pls I couldn't find answers for this anywhere Pls give answer with formulas and steps 4/9 ÷ -5/7

lisabon 2012 [21]

Answer:

-28/45

Step-by-step explanation:

Here, we want to find the result of a division

What we have to do here is to flip the fraction on the right hand side , then change the sign from division to multiplication

We have this as;

4/9 * -7/5

= -28/45

7 0

3 years ago

If x^2+2=3^2/3+3^-2/3 then prove that 3x^3+9x-8=0​

If x^2+2=3^2/3+3^-2/3 then prove that 3x^3+9x-8=0