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3 years ago

Phường trình cosx=m có đúng 1 nghiệm thuộc đoạn [ 0; 3p/2]

Mathematics

1 answer:

Romashka [77]3 years ago

7 0

Answer:

Step-by-step explanation:

sai đề

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(-9) + (-4) =

Gwar [14]

$\\ \bull\sf\longmapsto -9+(-4)=-9-4=-13$

$\\ \bull\sf\longmapsto +3-(-5)=3+5=8$

$\\ \bull\sf\longmapsto 2\times 2=4$

$\\ \bull\sf\longmapsto 36+4=40$

$\\ \bull\sf\longmapsto 5\times 7=35$

$\\ \bull\sf\longmapsto 8(9)=72$

$\\ \bull\sf\longmapsto -4+(-2)=-4-2=-6$

$\\ \bull\sf\longmapsto 3-(-6)=3+6=9$

$\\ \bull\sf\longmapsto -6(-3)=18$

$\\ \bull\sf\longmapsto -4+(-4)=-4-4=-8$

$\\ \bull\sf\longmapsto 5(7)=35$

$\\ \bull\sf\longmapsto 4-(-5)=4+5=9$

$\\ \bull\sf\longmapsto 4-3=1$

$\\ \bull\sf\longmapsto 10+5=15$

$\\ \bull\sf\longmapsto 3(8)=24$

7 0

3 years ago

10. A garden 150 m long and 80 m wide has a road 2 m wide all around

Sergio [31]

Answer:

length l =150

breadth b = 80

lf 2 m wide of road is inside the garden

then

lt's area = l ×b

= 150 × 2

= 300m^2

6 0

3 years ago

Please tell me what this is

Harlamova29_29 [7]

Answer:7.2+z=10

Step-by-step explanation:if I am right you just have to do the equacion

4 0

2 years ago

Find the length of the missing side. Leave your answer in simplest radical form.

lana66690 [7]

Answer:

$\sqrt{69}$

Step-by-step explanation:

from the pythagorean theorem:

$a^2 + b^2 = c^2\\10^2 + b^2 = 13^2\\100 + b^2 = 169\\b^2 = 69\\b = \sqrt{69}$

7 0

2 years ago

Please ASAP because i need to submit nowww

Maslowich

Answer:

(-8 , 2)

Step-by-step explanation:

5 0

2 years ago