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2 years ago

Which of these choices are written in Scientific notation?

Mathematics

1 answer:

ira [324]2 years ago

3 0

Answer:

4.64 + 10^2

Step-by-step explanation:

This is because there must always be a non-zero number before the decimal, and 10 should always be raised to the power of a whole number.

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Need help with this lol

Kisachek [45]

Answer:

Step-by-step explanation:

hope this helps with your work

8 0

2 years ago

Read 2 more answers

If f(x)=3x2−4x+6 find f(−3)

kvv77 [185]

Answer:

Step-by-step explanation:

Replace everything in the equation that has a x to -3:

f(-3)=3(-3)^2-4(-3)+6

Square the -3:

f(-3)=3(9)-4(-3)+6

Multiply/Distribute

f(-3)=27+12+6

Add:

f(-3)=45

Hope this helps!

6 0

2 years ago

Read 2 more answers

Help and explain pls and thankyouu

defon

Hello,

$\left\{\begin{array}{ccc}2x-y&=&7\\-2x+3y&=&9\\\end{array} \right.\\\\\\\left\{\begin{array}{ccc}2y&=&16\\-2x+3y&=&9\\\end{array} \right.\\\\\\\left\{\begin{array}{ccc}y&=&8\\-2x+3*8&=&9\\\end{array} \right.\\\\\\\left\{\begin{array}{ccc}x&=&7.5\\y&=&8\\\end{array} \right.\\\\$

Answer C

$\left\{\begin{array}{ccc}x-2y-3z&=&5\\x+2y+3z&=&7\\x+z&=&3\\\end{array} \right.\\\\\\\left\{\begin{array}{ccc}2x&=&12\\x+2y+3z&=&7\\x+z&=&3\\\end{array} \right.\\\\\\\left\{\begin{array}{ccc}x&=&6\\2y+3z&=&1\\z&=&-3\\\end{array} \right.\\\\\\\\\left\{\begin{array}{ccc}x&=&6\\y&=&5\\z&=&-3\\\end{array} \right.\\\\\\$

Answer C

5 0

3 years ago

How do you solve this: Чx - 15 : 7х + 21

forsale [732]

Answer:

you can't solve this because it's not an equation

Step-by-step explanation:

3 0

2 years ago

To the nearest ten thousand the population of vermont was estimated to be about 620000 in 2008 which might have been the exact p

harina [27]

618,792 could have been the exact population.

since you are rounding to the nearest ten thousand, you would round my number up.

3 0

3 years ago