3 years ago

En la función cuadrática , realiza los siguientes pasos:

Mathematics

1 answer:

Jlenok [28]3 years ago

7 0

MYOM PUTERACMESEDU SP

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Kia stuffs 228 envelopes in an hour. What is the average number of envelopes Kia stuffs per minute?

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3 years ago

Find a • b. a = 5i + 7j, b = -4i + 3j

anygoal [31]

Answer:

$a \cdot b = 1$

Step-by-step explanation:

$a = 5i + 7j$

$b = -4i + 3j$

$a = a_xi + a_yj$

$b = b_xi + b_yj$

$a \cdot b = a_xb_x + a_yb_y$

$a \cdot b = (5)(-4) + (7)(3)$

$a \cdot b = -20 + 21$

$a \cdot b = 1$

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3 years ago

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Answer to 1 and 2 pls!! will mark brainliest if u explain how u got it.

Ostrovityanka [42]

Answer:

ok so the answer to the first is 23. And how you get that is take 1 +7 and add them next you subtract 30 - 7 and get 23.

Step-by-step explanation:

The answer to 2 is 32. And how you get that is you can split 96 into 3 groops and when you do you will get 32 hope this helps.

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3 years ago

I need help asap please i'm really stuck on this

Zarrin [17]

Answer:

A=342 ft^2 (dark section)

A = 108 ft^2 (light section)

Step-by-step explanation:

18 x 25 = 450

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3 years ago

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Points A(–3, –2) and C(4, 5) are the endpoints of a diagonal of a square. Give the coordinates of the other two vertices.

blagie [28]

Answer:

B(4,-2) D(-3,5)

Step-by-step explanation:

you must graph the points and project the lines in X and Y until they intersect and form a square

I attached an image

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4 years ago