3 years ago

What is the sign of the leading coefficient for this quadratic function? How do you know?

1 answer:

5 0

Answer:

If the sign of the leading coefficient is positive, the parabola opens upward. If it's negative, the parabola opens downward.

Step-by-step explanation:

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PLEASE HELPPPPP!!!!!!!!!

mash [69]

2/3

Step-by-step explanation:

10a + 10b = 30

9x - 9y = 45

(10a+10b)/(9x-9y)

=30/45

=6/9

=2/3

6 0

4 years ago

in a rectangular triangle ABC A=90° AB=4 and AC=3. Find the BC hypotenuse using pythagorean theorem.

Alex Ar [27]

Answer:

BC=5

Step-by-step explanation:

BC^2= AB^2 + AC^2

x^2= 4^2 + 3^2

x^2= 16 +9

x^2= 25

${ \sqrt{25} }$

x= 5

5 0

3 years ago

Read 2 more answers

What is 3/26 in simplest form

timofeeve [1]

The fraction 3/26 is alread in the simplest form, so it isn't possible to reduce it any further.
This is a PROPER FRACTION once the absolute value of the top number or numerator (3) is smaller than the absolute value of the bottom number or denomintor (26).
The fraction 3/26 is equal to 3÷26 and can also be expressed in decimal form as 0.115385.

8 0

3 years ago

The answer plsssssssssssss

slega [8]

Answer: -3 again

Step-by-step explanation: Sorry if it is wrong

7 0

3 years ago

8 4/5 - 2/3 - ? = 3 1/10

Dimas [21]

Answer: 5 1/30

Step-by-step explanation:

8 + 4/5 - 2/3 - 3 - 1/10 = 5 + 1/30

5 0

3 years ago