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2 years ago

What are the answers to these?

Mathematics

1 answer:

vodka [1.7K]2 years ago

6 0

Answer:

(since u didnt give me more info im going to have to take a guess on what its asking)

3. f(-3)=-3f

4. f(-2)= -2f

5. f(0)= 0

6. f(5)= 5f

Step-by-step explanation:

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Help please easy points

Tanya [424]

Answer:

y=2x

Step-by-step explanation:

We need to first find the slope. Lets get two points and apply the slope formula.

(1,2) and (2,4)

Rise: 2

Run: 4

Slope: 2

Then, lets use the standard way of showing a linear equation.

y=mx+b

y=2x+0

4 0

2 years ago

Read 2 more answers

Choose the correct simplification of the expression (−2x + 8y)(9x − 3y).

Romashka-Z-Leto [24]

For these kinds of expressions use FOIL (first, outside, inside, last).

-2x • 9x = -18x^2
-2x • -3y = 6xy
8y • 9x = 72 xy
8y • -3y = -24y^2

Now combine them all:

-18x^2 + 78xy - 24y^2

6 0

3 years ago

Read 2 more answers

Helppp with this question plzz

Gekata [30.6K]

Answer:

306

Step-by-step explanation:

There are 102 triangles, a triangle has 3 sides, each side is 1 cm. 102 x 3=306

6 0

2 years ago

Evaluate the expression 8 power of 2+3.8-10 times 2

Nitella [24]

Use PEMDAS:

P Parentheses first

E Exponents (ie Powers and Square Roots, etc.)

MD Multiplication and Division (left-to-right)

AS Addition and Subtraction (left-to-right)

-----------------------------------------------------------------------

$8^2+3.8-10\cdot2=64+3.8-20=67.8-20=47.8$

6 0

2 years ago

78.63 - 3.47 × (5.41 - 3.41)4

givi [52]

Look at the attached picture

Hope it will help you...

Good luck on your assignment

~pragya

4 0

3 years ago