Question

b) (√16-√4)×(3+√25)
C) (-2)²+(+2)²-(-3)²
D)-16+[8÷2+10÷2-14]
E)(-12)÷(+4)+(-3)²-2
F)(√16-5)²+(8÷√4+3)²-1
G)20-{10-[-1+(1-6)]+4}
H)100-[15-(√16÷2-9×1)]
I)35-6×6+54÷(-6)
J)[(-3)²×(+2)³]+√64-√49
Gente urgente avaliação

Pfv b) (√16-√4)×(3+√25) gente AGR

Answer 1

Resposta:

B)16

C)-1

D)-21

E)4

F)64/7

G)8

H)78

i)-10

J)73

Explicação passo-a-passo:

B)(V16- V4)×(3+V25)=

(V16-V4)×(3+V25

V16

V4^2

4

(V16-V4)×(3+V25)

(4-V4)×(3+V25)

(V16-V4)×(3+V25)

V4

V2^2

2

(V16-V4)×(3+V25)

(4-2)×(3+V25)

(16-V4)×(3+V25)

V25

V5^2

5

(16-V4)×(3+V25)

(4-2)×(3+5)

2(3+5)

(4-2)×(3+5)

2×8

16

Resposta

16

C)(-2)^2+(+2)^2-(-3)^2=

(-2)^2+(+2)^2-(-3)^2

(-2)^2

2^2

2×2

4

(-2)^2+2^2-(-3)^2

4+2^2-(-3)^2

(-2)^2+(+2)^2-(-3)^2

2^2

2×2

4

(-2)^2+(+2)^2-(-3)^2

4+4-(-3)^2

(-2)^2(+2)^2-(-3)^2

(-3)^2

3^2

3×3

9

(-2)^2+(+2)^2-(-3)

4+4-9

8-9

-1

4+4-9

-1

Resposta

-1

D)-16+(8÷2+10÷2-14)=

-16+(8÷2+10÷2-14)

-16+(4+10÷2-14)

-16+(8÷2+10÷2-14)

-16+(4+5-14)

4+5-14

9-14

-5

-16+(4+5-14)

-16+(5)

-16-5

-(16+5)

-21

-16-5

-21

Resposta

-21

E)-(-12)÷(+4)+(-3)^2-2=

(-12)÷(+4)+(-3)^2-2

(-12)÷4

-(12÷4)

-3

(-12)÷(+4)+(-3)^2-2

-3+(-3)^2-2

(-12)÷(+4)+(-3)^2-2

(-3)^2

3^2

3×3

9

(-12)÷(+4)+(-3)^2-2

-3+9-2

-5+9

4

-3+9-2

4

Resposta

4

F)(V16-5)^2+(8÷V4+3)^2-1=

(V16-5)^2+(8÷Vr+3)^2-1

V16

V4^2

4

(16-5)^2+(8÷V4+3)^2)-1

(4-5)^2+(8÷V4+3)^2-1

4-5

-(5-4)

-1

(4-5)^2+(8÷V4+3)^2-1

(-1)^2+(8÷V4+3)^2-1

(-1)^2

1^2

1

(-1)^2+(8÷V4+3)^2-1

1+(8÷V4+3)^2-1

(8÷V4+3)^2

1+(8÷V4+3)^2-1

(8/V4+3)^2

(8/V7)^2

8/V7

8/V7×V7/V7

8V7/ V7V7

8V7V7

(8V7)^2

(8V7/V7)^2

(8V7/V7^2)^2

64×7/7^2

(8V7/7^2)^2

64×7/49

(8V7/7)^2

67×7/49

67×7/49 aqui

risque os dois numeros 7 e 49

64/7

Resposta

64/7

G)20-(10-(-1+(1-6)+4)=

20-(10-(-1+(1-6)+4

1-6

-(6-1)

-5

20-(10-(-1+(1-6)+4))

20-(10-(-1+(-5)+4))

20-(10-(-1-5+4))

-1-5+4

-6+4

-2

20-(10-(-1-5+4))

20-(-10-(-2))

20-(10+2)

20-12

9

Resposta

8

H)100-(15-V16÷2-9×1)=

100-(15-V16÷2-9×1))

100-(15-V16÷2-9))

100-(15-V16÷2-9+1))

V16

V4^2

4

100-(15-V16÷2-9×1)

100-(15-(4÷2-9))

100-(15-(2-9))

2-9

-(9-2)

-7

100-(15-(2-9))

100-(15-(-7))

100-(15+7)

100-22

78

Resposta

78

i)35-6×6+54÷(-6)=

35-6×6+54÷(-6)

-6×6

-(6×6)

-36

35-6×6+54÷(-6)

35-36+54÷(-6)

35-6×6+54÷(-6)

54÷(-6)

-(54÷6)

-9

35-6×6+54÷(-6)

35-36-9

35-45

-10

35-36-9

-10

Resposta

-10

J)((-3)^2×(+2)^3)+V64-V49=

((-3)^2×(+2)^3)+V64-V49

(3^2×2^3)+V64-V49

((-3)^2×2^3)+V64-V49

2^3

2×2×2

8

((-3)^2×2^3)+V64-V49

(3^2×8)+V64-V49

((-3)2×2^3)+V64-V49

V64

V8^2

8

((-3)^2×2^3)+V64-V49

(3^2×8)+8-V49

((-3)^2×2^3)+V64-V49

V49

V7^2

7

((-3)^2×2^3)+V64-V49

(3^2×8)+8-7

3^2

3×3

9

(3^2×8)+8-7

((9×8)+8-7

72+8-7

80-7

73

72+8-7

73

Resposta

73