multiply 4 by the cos(45)
4 x cos(45) = 2sqrt(2) approximately 2.828cm
so depending how you are supposed to answer, either 2 sqrt(2) or approximately 2.83 cm
the answer is 6x2^2+x-7 =x+17
Answer:
c
Step-by-step explanation:
absolute values are positive and abs value of 0 = 0