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vlada-n [284]
3 years ago
8

These four elements are most likely in group 15. 16. 17. 18.

Mathematics
1 answer:
Harrizon [31]3 years ago
6 0

Answer:

17

Step-by-step explanation:


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What is the highest common factors and lowest common multiple of 36 and 84 using prime factors​
krok68 [10]

Answer:

The corresponding divisor (12) is the GCF of 36 and 84.

2nd answer

LCM = 252

Step-by-step explanation:

Divide 84 (larger number) by 36 (smaller number). Since the remainder ≠ 0, we will divide the divisor of step 1 (36) by the remainder (12). Repeat this process until the remainder = 0. The corresponding divisor (12) is the GCF of 36 and 84.

2nd answer step

Find the prime factorization of 36 36 = 2 × 2 × 3 × 3 Find the prime factorization of 84 84 = 2 × 2 × 3 × 7 Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM: LCM = 2 × 2 × 3 × 3 × 7 LCM = 252

8 0
2 years ago
Read 2 more answers
Plz help with this question ASAP which choice is it and steps to get the answer or explain why
Savatey [412]

Answer:

D 20 *1.10 * 1.05

Step-by-step explanation:

We have 19.8 tons of wheat.  That is close to 20 tons

We increase by  9.8 percent. 9.8% is close to 10%

When we increase, that is 100% of what we had plus the increase, so we multiply by 100 +10% or 110%.  In decimal form that is 1.1

20 *1.10

Then the next year we increase by 5.1%.  That is close to 5%

We have 100% plus the 5% or 105%, which in decimal form is 1.05

We multiply what we had (20 *1.10) by 1.05

20 *1.10 * 1.05

This is the total amount we have

3 0
3 years ago
Write a recursive formula for the sequence: −3, 34, −316, 364, −3256
Ket [755]

Answer:

-7

Step-by-step explanation:

4 0
3 years ago
Someone please help me!!!!​
BARSIC [14]

Answer:  see proof below

<u>Step-by-step explanation:</u>

Use the Double Angle Identity:  cos 2A = 2cos²A - 1

Use the Difference Identity:  cos (A - B) = cosA · cosB + sinA · sinB

Use the Unit Circle to evaluate:  cos (π/2) = 0   &     sin (π/2) = 1

<u>Proof  LHS → RHS</u>

\text{Given:}\qquad \qquad \qquad \qquad 2\cos^2\bigg(\dfrac{\pi}{4}-\dfrac{A}{2}\bigg)-1\\\\\\\text{Double Angle Identity:}\quad \cos2\bigg(\dfrac{\pi}{4}-\dfrac{A}{2}\bigg)\\\\\\\text{Simplify:}\qquad \qquad \qquad \quad \cos\bigg(\dfrac{\pi}{2}-A\bigg)\\\\\\\text{Difference Identity:}\qquad \cos\dfrac{\pi}{2}\cdot \cos A+\sin \dfrac{\pi}{2}\cdot \sin A\\\\\\\text{Unit Circle:}\qquad \qquad \qquad 0\cdot \cos A+1\cdot \sin A\\\\\\\text{Simplify:}\qquad \qquad \qquad \qquad \sin A

LHS = RHS:   sin A = sin A   \checkmark

 

4 0
4 years ago
Read 2 more answers
Which of the following is a rational number?<br> 148, 49, 50, 51
Katarina [22]

Answer:

50 is the answer because you can divide 2 numbers to get this number.

4 0
3 years ago
Read 2 more answers
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