2 years ago

What is the discriminant of the quadratic equation -7x^2+8x+8=0−7x 2 +8x+8=0?

Mathematics

1 answer:

Nikitich [7]2 years ago

7 0

Answer:288

Step-by-step explanation:

Delta math

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R = x(A + B)<br> Solve for A.

larisa86 [58]

Answer:

A = $\frac{R}{x}$ - B

Step-by-step explanation:

Given

R = x(A + B) ← divide both sides by x

$\frac{R}{x}$ = A + B ( subtract B from both sides )

$\frac{R}{x}$ - B = A

3 0

3 years ago

Noah bought 15 baseball cards for $9.00. Each baseball card costs the same amount. How much will 12 baseball cards cost

denis-greek [22]

15 cards = 9$

1 card = (9/15)$

12 cards = 9/15 * 12

= 108/15

= 7.2$

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3 years ago

How do you simplify (2xy2)3

pantera1 [17]

$(2xy^{2})^{3} = (2xy^{2})(2xy^{2})(2xy^{2})$
Now, we can just multiply it and obtain the result
$(2xy^{2})(2xy^{2})(2xy^{2})=(4x^{2}y^{4})(2xy^{2})=8x^{3}y^{6}$

I used law presented on this example
$2^{3}*2=2^{3}*2^{1}=2^{3+1}=2^{4}$

4 0

3 years ago

Write the number with the least value using the digits 1 through 9.use each digit only once.

amm1812

It would be 123,456,789 (if not counting decimals)

decimals would be like 0.123456789

8 0

3 years ago

Read 2 more answers

A floor plan shows that a tiny house has a length of 40 feet and a width of 25 feet

Oduvanchick [21]

Answer:

1000 square feet.

Step-by-step explanation:

to find the area, you multiply the length by the width

40*25=1000

3 0

2 years ago