Answer:
12
Step-by-step explanation:
Use Pythagorean theorem
c= always hypotenuse/ longest side/ side across from right angle = 13
a= 5
Subtract 25 from 169
Square root both sides
b= 12
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it's also a special triangle known as a 5, 12, 13 triangle
5^2 + x^2 = 13^2
x = 12
(-4) – 2 = -6
Hope This Helps.!! :)
33
3∙[ 9 – 2∙ (7 – 8)]
PEMDAS,
Parentheses, start from the inside out
3∙[ 9 – 2∙ (-1)]
3∙[ 9 +2]
3* 11
Answer: i think its a function