Ask question

Ask question

All categories

Nadusha1986 [10]

2 years ago

6

Hey plese helppppp . Question: Evaluate: b²- 4ac. if a=5, b=-2,c=-3

2 answers:

sergey [27]2 years ago

4 0

Answer:

64

Step-by-step explanation:

b²- 4ac

Let a=5, b=-2,c=-3

(-2)^2 - 4(5) (-3)

4 +60

64

Aliun [14]2 years ago

3 0

Answer:

64

Step-by-step explanation:

(-2)^2 - 4(5)(-3)

4 - - 60

64

You might be interested in

Help!!! if you know any of the 6 questions pls answer :)

Mekhanik [1.2K]

Answer:

theres nothing

Step-by-step explanation:

8 0

2 years ago

Read 2 more answers

A HARD DRIVE COST 225,plus 40 hours per hour

meriva

Y=40x + 225
Because x is your per hour cost.

4 0

2 years ago

Read 2 more answers

If you double the sum of 5 and the number ____, you will get 16

vodomira [7]

The correct answer is 3

7 0

2 years ago

Read 2 more answers

2/9 - 1/5 • x write an equivalent expression

Bas_tet [7]

Answer:

1/45

Step-by-step explanation:

6 0

2 years ago

Please help explain the steps

Gennadij [26K]

Step-by-step explanation:

3a^2+24a+45=0

×3/3( first ×3)

9a^2+24(3a)+135=0

(3a+15)(3a+9)=0

now /3

3(a+5)(a+3)

a=-5✓

a=-3✓

3 0

2 years ago