Question

Calcule a) 3+√64 b) 7²-√25 c) √3•8+1 d) √12/3? com cálculos pfv

Answer 1

a) 3+√64= 3+8 = 11
b) 7²- √25 = 49-5 = 44
c) √3.8+1 = 3.9 = 27

Answer 2

a)
$3+ \sqrt{64}$
$=3+8$
$=11$

b)
$7^{2} - \sqrt{25}$
$49-5$
$=44$

c)
$\sqrt{3*8+1}$
$= \sqrt{24+1}$
$= \sqrt{25}$
$=5$

d)
$\sqrt{ \frac{12}{3} }$
$= \sqrt{4}$
$=2$