Question

preciso das contas a) 2³ x 5 + 3² = (R:49) b) 70⁰+ 0⁷⁰ - 1 = (R:0) c) 3 x 7¹ - 4 x 5⁰ = (R:17) d) 3⁴- 2⁴: 8 – 3 x 4 = (R:67) e) 5² + 3 x 2 – 4 = (R:27) f) 5 x 2² + 3 – 8 = (R:15) g) 5² - 3 x 2² - 1 = (R:12) h) 16 : 2 – 1 + 7² = (R:56)

Answer 1

a)2³.5+3²
8.5+9
40+9
49
b)70°+0(elevado a 70)-1
1(tudo q é elevado a 0 é igual a 1)+0-1
1-1
0
c)3.7-4.5°
18-4
14
d)3⁴-2⁴:8-3.4
81-16:8-3.4
81-2-3.4
81-2-12
67

e)5²+3.2-4
25+6-4
27

f)5.2²+3-8
5.4+3-8
20+3-8
15
g)5²-3.2²-1
25-3.4-1
25-12-1
13-1
12
h)16:2-1+7²
16/2-1+49
8-1+49
56