The first value is -9, so f(1)=-9. Next, to find the common difference, we subtract the second number from the first number, getting -2-(-9)=7. Therefore, the common difference is 7
Answer:b
Step-by-step explanation:idk
Answer:
16,-8
Step-by-step explanation:
jk=12
j lies at 4
k lies at 4+12=16
or k lies at 4-12=-8
Answer:
If the triangle is the same length on the right it will be the same on the left so its 62°
Step-by-step explanation:
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Well, notice the picture below
recall cosine is adjacent over hypotenuse
what's the hypotenuse? well, you can just use the pythagorean theorem to get "c" or hypotenuse