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ankoles [38]
3 years ago
14

What is the sign of the product? Help plz

Mathematics
1 answer:
klio [65]3 years ago
6 0
A positive
as there are 4 negetive multiplied
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PLEASE HELP!!! NEED THIS ANSWERED!!!!
Nezavi [6.7K]

Exclusive events, for OR we can add probabilities.

P(O or B) = 0.49 + 0.20 = 0.69

Answer 0.69

4 0
3 years ago
Please help me solve this 2 step equation problems
a_sh-v [17]
1)v/4-3=5
v-12=20
v=32

2)u/5+3=1
u+15=5
u=-10

3)6+z/9=9
54+z=81
z=27

4)-7+f/2=-1
-14+f=-2
f=12

5)9+w/4=-5
36+w=-20
w=-56

6)e/7-3=-5
e-21=-35
e=-14

7)-8+d/5=2
-40+d=10
d=50

8)u/5+3=6
u+15=30
u=15

9)f/-3+5=8
f-15=-24
f=-9
5 0
3 years ago
Read 2 more answers
☕️Easy points for those who are good at math☕️
Eddi Din [679]

Answer:

D

Step-by-step explanation:

3 0
3 years ago
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What is 3.4550 rounded to 1 decimal place? *<br><br> 3<br> 3.4<br> 3.46<br> 3.5
xenn [34]

Answer:

3.5 (D)

Step-by-step explanation:

focusing on the right side of the decimal, 5 rounds 5 to 6. 6 rounds 4 to 5. Anything 5 or above rounds up! So the .5 rounds 4 to 5, making the answer 3.5. So sorry if this doesn't make sense, its kind of hard to explain.

7 0
3 years ago
1.) The equation for the pH of a substance is pH = –log[H+], where H+ is the concentration of hydrogen ions. What is the approxi
const2013 [10]

Answer:

c .3.3

Step-by-step explanation:

pH is the negative log of the molar hydrogen ion concentration.The equation to calculate pH is;

pH = -log10[H+]

pH = -log10(5.0 x 10-4)

pH = 3.30

6 0
3 years ago
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