Answer:
14
Step-by-step explanation:
Squaring a number (a+b) for example is a^2+2ab+b^2. So you square root x^2 and 49, you get x and seven respectively. you multiply them together and on top of that multiply the product by 2. so 7x*2 is 14x and ye
Answer:
Step-by-step explanation:
The estemit will be 0
Answer:
4.2
Step-by-step explanation:
4.1553
15 -> 2
4.2
38 degrees
x+52=90
90-52=36
Therefore, angle 2 equals 36 degrees
Answer:
- 3r + 18
Step-by-step explanation:
7r - 8r - 2r + 13 + 5 = 7r - 10r + 18
