3 years ago

if the input value is negative, is the output value of f(z)=-4z+12 always positive or always negative?

1 answer:

6 0

If the input value is negative, the output value is always positive. We know this because the negative sign before the 4z will always reverse the negativity of the number that is plugged in.

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What is the distance between point A (−1, 3) and point B (−7, 3) ?

malfutka [58]

Answer:

Step-by-step explanation:

I used the formula d=√((x_2-x_1)²+(y_2-y_1)²), plugged in the numbers and solved and got 6 units.

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3 years ago

-5.23-9.3= what idk what

kkurt [141]

Answer:

-14.53

Step-by-step explanation:

-5.23-9.3=-14.53 it's a negative plus a negative

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3 years ago

Use sigma notation to represent the following series for the first 12 terms. 2 +(-8) +32 + (-128) + .

Marysya12 [62]

$\displaystyle\sum_{i = 1}^{12} 2(-4)^{i-1}$

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4 years ago

Read 2 more answers

A taxi service charges an initial fee plus $1.80 per mile. How far can you travel for 14$

BigorU [14]

14 / 1.8 = 7.77777778

about 7.77777778 miles

but it depends on what the initail fee is

3 0

3 years ago

Which expression is a trinominal a) x+y-13 b)4xy c) 4x^3 d) x^3-x^2+7x+5

VikaD [51]

Answer:

a.) x + y - 13

Step-by-step explanation:

Trinomial = an expression with three terms

(tri- means three)

Answer choice a has three terms:

x, y, and -13

Therefore, it is the correct answer.

6 0

3 years ago