To evaluate this function, we use the calculator. We change the setting to radian first because we are using pi and thensimply input the cosine of 7 pi over 8. Then we square the answer. <span>We expect this number to be less than 1. </span>The function value is 0.8536.
Answer:
just substitute x for 5 and then solve and then substitute x for -1 and solve and subtract the two answers you get
Answer:
B. is the answer
hope this helps
have a good day
Step-by-step explanation:
Answer:
Step-by-step explanation:
