3 years ago

What is the discriminant of 3x^2 -10x=-2

1 answer:

7 0

The discriminant is −8

f(x)=−3x2−2x−1 is of the form ax2+bx+c ,with a=−3 , b=−2 and c=−1

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telo118 [61]

-10 and -2

Because -10-2= -12 and -10 x -2 = 20
Hope this helps :)

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4 years ago

hichkok12 [17]

Answer:

x = 25

Step-by-step explanation:

Step 1: Identify the similar triangles

Triangle DQC and triangle DBR are similar

Step 2: Identify the parallel lines

QC is parallel to BR

Step 3: Find x

DQ/QB = DC/CR

40/24 = x/15

x = 25

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4 years ago

miv72 [106K]

Answer:

4.1 and 4.2

Step-by-step explanation:

or 4 and 5

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3 years ago

Sauron [17]

Answer:

190 inches²

Step-by-step explanation:

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3 years ago

Mumz [18]

With only the description, my answer is 20 students.

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3 years ago