Debnath

8 Questions
1 Answers

+1

643

1

+38

trig

angles (a) and (B) are obtuse angles in quadrant 2 (II).If csc a= 3 and tan B= -1/3,determine the exact value for cos (a+b)

Debnath Nov 19, 2020

0

390

0

+38

trig question

angles (a) and (B) are obtuse angles in quadrant 2 (II).If csc a= 3 and tan B= -1/3,determine the exact value for cos (a+b)

Debnath Nov 19, 2020

+1

734

2

+38

trig questions

which of the following is equivalent to the expression sin 2x cos x-sin x cos2x

a. sinx
b. sin 3x read more ..

Debnath Nov 19, 2020

+1

477

0

+38

trig

which of the following pairs of functions have identical x-intercepts?

(a) f(x)= sinx,f(x)=tan x
(b) f(x)=cos x,f(x) = sin x read more ..

Debnath Nov 18, 2020

0

503

2

+38

trigonometric functions

which of the following pairs of functions have identical x-intercepts?

(a) f(x)= sinx,f(x)=tan x
(b) f(x)=cos x,f(x) = sin x read more ..

Debnath Nov 18, 2020

+1

409

0

+38

composite question

If f(x)= -3x and g(x)= x^2+2x-3, determine x such that (fog)(x)= (gof)(x)

Debnath Nov 18, 2020

0

396

0

+38

composite functions

If f(x)= x^2+1 and (gof)(x)= 1/(x^2+4) determine g(x)

Debnath Nov 18, 2020

0

474

1

+38

math

(a)Determine the value "K" in the function f(x)=kx^2 (x-1)^3 (x+3) if its passes through the point(2,60)
(b) state the x-intercept(s) and y-intercept(s) of the function
(c) sketch a graph of the function,including x-intercept(s),y-intercepts,behavior read more ..

Debnath Nov 15, 2020

+38

+1

thank you

DebnathNov 19, 2020