X tends to 0 sinax-sinbx upin x

Solution

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x→0

lim

sinbx

sinax

=

x→0

lim

(

bx

sinbx

)×bx

(

ax

sinax

)×ax

=(

b

a

)×

lim

x→0

(

bx

sinbx

)

lim

x→0

(

ax

sinax

)

=(

b

a

)×

1

1

=

b

a

answer: the answer is (b) amie should have multiplied

step-by-step explanation: given a sphere and a cylinder with same radius and height.

let, 'r' be the radius of the cylinder and sphere and 'h' be the height of the cylinder. according to the question,

r = h.

now, the volume of the sphere will be

and the volume of the cylinder will be

therefore, we have

thus, ammie should have multiplied the volume of the sphere

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.