Ask a New Question
Search
Questions and answers by
Trish Goal
Questions (121)
Compute the domain of the real-valued function f(x)=sqrt(1-sqrt(2-x)). Thank you
1 answer
1,232 views
What is the smallest integer value of c such that the function
f(x)=x^2+1/x^2-x+c has a domain of all real numbers? Thank you!
2 answers
1,966 views
What is the range of the function
r(x)=1/(1-x)^2? Express your answer in interval notation. Thank you!
1 answer
484 views
What is the range of the function r(x)-1/(1-x)^2? Express your answer in interval notation. Thank you!
2 answers
420 views
What is the domain of the function l(y)= 1/(y-2)+(y-8)? Thank you!
1 answer
353 views
Complete the range of the function
f(x)=sqrt(x^2). Thank you!
0 answers
382 views
Let f be a function such that f(x+y)=x+f(y) for any two real numbers x and y. If f(0)=2, then what is f(2012)? Thank you!
0 answers
379 views
Find all complex numbers z such that z^2=2i. Write your solutions in form, separated by commas. So, "1+2i, 3-i" is an acceptable
1 answer
655 views
Let f(x)=3x^2-4x. Find the constant k such that f(x)=f(k-x) for all real numbers x. Thank you!
0 answers
441 views
Let f(x)=x^2+4x-31. For what value of a is there exaclty on real value of x such that f(x)=a? Thank you!
0 answers
384 views
Let f(x)-3x-7/x+1. Fidnd the range of f. Give your answer as an interval. Please enter your response in interval notation. I
1 answer
530 views
The function f(x) satisfies f(sqrt(x+1))=1/x for all x>= -1, x does not = 0. Find f(2). Couldn't you just plug it in? sqrt(3)
2 answers
1,130 views
Find the smallest integer x where the expression srt(x-2)/x^2+x-6 is defined. I factored the denominator (x+3)(x-2) and the
0 answers
672 views
There are three real numbers x that are not in the domain of f(x)=1/ 1+ (1+1/x). What is the sum of those three numbers. Thank
1 answer
353 views
There are three real numbers x that are not in the domain of f(x)=1/ 1+ (1+1/x). What is the sum of those three numbers. I think
0 answers
502 views
There are three real numbers x that are not in the domain of f(x)=1/ 1+ (1+1/x). What is the sum of those three numbers. 0 is
1 answer
504 views
What is the minimum possible value for y=x^2+12x+5? I am not sure where to even start. Thank you!
2 answers
1,319 views
What is the minimum possible value for y=x^2+12x+5? I am not sure where to start.
2 answers
558 views
Find all values of p such that 2(x+4)(x-2p) has a minimum value of -18? I know x=-4 but I do not know that helps us. Please
1 answer
743 views
1.What is the smallest possible value of 2x^4+(8/x^4) over all real nonzero values of x? To find the minimum value you have to
1 answer
533 views
1. Find all values of p such that 2(x+4)(x-2p) has a minimum value of -18. I know that y is the minimum value,I know x is -4.
1 answer
546 views
Pages
1
2
