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svetlana [45]
4 years ago
5

Write the quadratic equation whose roots are -4 and 1, and whose leading coefficient is 4

Mathematics
1 answer:
RUDIKE [14]4 years ago
6 0

Answer:

y= 4(x+4)(x-1)

Step-by-step explanation:

Since the leading coefficient is 4, put that in front of the parentheses.

The root -4 must be added to x to be graphed correctly. The root 1 must be subtracted from x to be graphed correctly.

y= 4(x+4)(x-1)

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How many numbers between 1 and 100 (inclusive) are divisible by 4 or 9?
julsineya [31]

Answer:

There are 11 numbers divisible by 9 between 1 and 100, and 25 numbers divisible by 4 between 1 and 100.

Step-by-step explanation:

So there are 11 + 25 = 36, so 36 numbers divisible by one or the other, but this also includes every number which is divisible by both 9 and 4 twice.

So, for example, 36 and 72 is counted once as a number divisible by 9, and then again as a number divisible by 4. Count of such number which are counted twice 2

So answer is 11+25-2 =34

4 0
3 years ago
Read 2 more answers
yoshi and rana serve muffins. There are 3 muffins with nuts. 1/6 of the muffins have nuts. How many muffins do they serve in all
luda_lava [24]
19/6 .......?
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4 years ago
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Find the perimeter of a triangle with side lengths of /80<br> 20 and 45
Natalija [7]

Answer:

145

step by step explanation:

perimeter definition:

perimeter definition:the continuous line forming the boundary of a closed geometrical figure.

add up the length of the sides:

80+20+45=145

8 0
3 years ago
What is next letter? Y B W DUF
4vir4ik [10]
Find the pattern
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Therefore, the next letter would be S as we have to skip one from U, this being T.
5 0
3 years ago
Quadrilateral ABCD has diagonals that are congruent and perpendicular to each other. What classification can be given to ABCD? (
Anuta_ua [19.1K]
The answer to ur question will be a square since all diagonals are congruent and bisect each other at right angles
Note:'this is not applicable for the other quadrilaterals from the given options'
Hope this helps u..!!!
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8 0
3 years ago
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