2 years ago

I need to find the vertex for 3x^2 + 2x - 1

Mathematics

2 answers:

bezimeni [28]2 years ago

6 0

Answer:

4 easy

Step-by-step explanation:

hope it helps

Nataliya [291]2 years ago

6 0

4 hope it’ll help. Hubjknhj

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Solve the porportion using cross products 18/20=k/110

adoni [48]

18/20=K/110
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20K= 1980
K= 99

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2 years ago

dolores and four friends went to a buffet dinner.The total cost was at most $130 including the $20 dollar tip they left.How much

Levart [38]

So the actual meal was at most 130 dollars they paid minus the 20 dolars tip: 130-20=110 dollars.

it was 5 people: Dolores+5 friends, who presumably all paid the same (buffet).

then we have to divide the 110 among the 5 people: it's 110/5=22

so each of them paid at most 22 dollars:

x (the amount they paid)≤22

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3 years ago

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2 years ago

Read 2 more answers

An angle, θ, is in standard position. The terminal side of the angle passes through the point (4, 5).

lara31 [8.8K]

Answer:

cos Θ = $\frac{4}{\sqrt{41} }$