Answer:
289
Step-by-step explanation:
Simply find the fifteenth square number (225) and add it to the fourth cube number (64)
*You can find the cube by multiply 4 three times as we are looking at thr fourth cube number
(-20)7=140
All the other options have a wrong product. The first option forgot to include te negative sign. The second and last option were supposed to be positive not negative.
The third option is the only one that has a correct product so that means it is correct.
30+18=30+6y
18=6y
y=3 so the answer is 3
Answer:
EC = 35
Step-by-step explanation:
The whole entire line measures 49
DB measures 30
49 - 30 = 19 or ED
But we’re looking for EC so…
19 + 16 = 35
EC = 35
