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Lynna [10]
2 years ago
6

Consider the function f(x)=2x2+7x−30. What are the zeros of the function?

Mathematics
1 answer:
Nimfa-mama [501]2 years ago
5 0

Answer:

Zeroes are: (-6, 0) and (2.5, 0)

x= -6  &  x= 2.5

Step-by-step explanation:

I recommend using desmos for graphing problems!

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Read 2 more answers
Xavier, Yolanda and Sara shared some money. Yolanda received 40% more money than Xavier, and Zara received 60% of Yolanda's shar
leonid [27]

Answer:

Step-by-step explanation:

Xavier, Yolanda and Zara shared some money.

Let x represent Xavier's share

Let y represent Yolanda's share

Let z represent Zara's share.

Yolanda received 40% more money than Xavier. This means that

y = x + 40/100×x = x + 0.4x = 1.4x

Zara received 60% of Yolanda's share. This means that

z = 60/100× 1.4 = 0.6×1.4 = 0.84x

. If Zara received $1,176, then,

0.84x = 1176

x = 1176/0.84 = 1400

y = 1.4 × 1400 = $1960

z = 0.84 × 1400 = $1176

The sum of the money is

1400 + 1960 + 1176 = $4536

6 0
3 years ago
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