3 years ago

Use the figure to complete each of the following. (Lesson 1-1)

Mathematics

1 answer:

Lubov Fominskaja [6]3 years ago

3 0

Answer:

what figure I think there is more

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the first and last term arithmetic sequence are 9 and 165 respectively.if the sum of all the terms of the arithmetic sequence is

diamong [38]

Answer:

40 terms

Step-by-step explanation:

Sum of n terms formula:

Sn = 1/2n(a1 + an)

Solving for n

3480 = 1/2n(9 + 165)
3480 = 87n
n = 3480/87
n = 40

3 0

2 years ago

Read 2 more answers

What’s this question

shusha [124]

Multiply the first equation by -1

-3x-y=-4

2x+y=5

Add them up

-x=1

So x=-1

And y=7

So the first option is correct

8 0

2 years ago

Find the prime factorization of 837. ?

seraphim [82]

Answer:

The Prime Factorization is:

3 x 3 x 3 x 31

In Exponential Form:

33 x 311

Format:

3, 3, 3, 31

Step-by-step explanation:

5 0

3 years ago

36 + 120 : 12-63 What's this answer?

NeTakaya

Answer:

Step-by-step explanation:

36 + 120: 12-63

156 : 51

GCF of both sides are three. Divide both sides by three.

52:17

5 0

2 years ago

Write 10 12/5 as an equivalent improper fraction

romanna [79]

10 $\frac{12}{5}$ = $\frac{(10 X 5 ) + 12}{5}$
= $\frac{62}{5}$

8 0

3 years ago