3 years ago

How to find the least value of quadratic expression 5-(x+3)^2

Mathematics

1 answer:

Mariana [72]3 years ago

5 0

Least value is negative infinity

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Find the value of (2^−2 − 4^0) × 4^−2

Dafna1 [17]

Answer:

-0,046875

Step-by-step explanation:

$( {2}^{ - 2} - {4}^{0} ) \times {4}^{ - 2} \\ = (0.25 - 1) \times 0.0625 \\ = - 0.75 \times 0.0625 \\ = - 0.046875$

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3 years ago

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∫ 5cos(x) - 2sec²(x) dx

daser333 [38]

$\bf \displaystyle \int [5cos(x) - 2sec^2(x)]dx\implies 5\int cos(x)dx~-~2\int sec^2(x)dx
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3 years ago

· Expand and simplify (x - 2)(x + 7)

lisov135 [29]

Answer:

Expand:

x^2+7x-2x-14

Answer:

x^2+5x-14

Step-by-step explanation:

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3 years ago

Camilla makes and sells Jewelry. She has 8,160 silver beads and 2,880 black beads to make a necklace. Each necklace will contain

Svetlanka [38]

Answer:

96.

Step-by-step explanation:

Divide the silver beads by 85=96

Then divide the black beads by 30=96.

Total necklaces that can be made: 96

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3 years ago

1. Bailey withdrew $135 from her checking account. Write an algebraic expression that describes Bailey's action.

MArishka [77]

Answer:

c − 135

Explanation:

Let's say that the amount of money in Bailey's checking account is

c dollars.

We also know that she took away $ 135

From this variable and number, we can state the algebraic expression

c − 135

<h2>Hope this helps!</h2>

7 0

3 years ago