2 of 19 (13 complete) 1.1.5 Find the domain and range of the following function. 6. f(t) = 9-t The domain of the function f(t) is . (Type your answer in interval notation.) radebook Score: 0 of 1 pt 7 of 19 (13 cc ents 1.1.18 Find the natural domain and graph the function. f(x) = /- x - 7 Resource What is the natural domain of the function? Resources (Type your answer in interval notation.) otions tion Tools Save Score: 0 of 1 pt 11 of 19 (13 complete) HW Score: 47.37%, 9 of 19 pts Math 11n Calculus T Homework: Section 1.1 Enhanced Assignment Save 19 of 19 (13 complete) HW Score: 47.37%, 9 of 19 pts Score: 0 of 1 pt Question Help 1.1.75 A pen in the shape of an isosceles right triangle with legs of length x ft and hypotenuse of length h ft is to be built. If fencing costs $3/ ft for the legs and $12/ft for the hypotenuse, write the total cost C of construction as a function of h. The total cost of construction is C =- Upe an exact answer. Type an expression using h as the variable. Do not include the $ symbol in your answer.) Homework: Section 1.1 Enhanced Assignment Score: 0 of 1 pt 17 of 19 (13 complete) X1.1.65 The variablesr and s are inversely proportional, and r= 8 when s 3. Determine s when r= 20. O (Type an integer or a decimal.) www.mahat.coshadentlayelomework ap Math 1111 Calculos ! 12FAN ISLAM & 6/10/20 413 PM Homework: Section 1.1 Enhanced Assignment Score: 0 of 1 pt 10 of 19 (13 complete): HW Score: 47 37%.9 of 19 X)1.1.30 Queetion Help Find a formula for each function graphed on the right b. (5.5) 12-31 b. Select the correct choice below and fil in the answer boxes to complete your choice. Isxs OA. (K) 1ex < OB (x) TTTXM 1 Homework: Section 1.1 Enhanced Assignment Score: 0 of 1 pt 5 of 19 (13 complete) HW SCore: 47.37 1.1.13 Questic Consider the point (x,y) lying on the graph of the line 9x + 8y = 7. Let L be the distance from the point (x.y) to the origin (0,0). Write L as a function of x. Math 1111: Calculus I IRFAN ISLAM & 05/10/20 4:13 P Homework: Section 1.1 Enhanced Assignment Score: 0 of 1 pt 18 of 19 (13 complete) HW Score: 47.37%, 9 of 1 1.1.66 Question Help The wavelength (W) of a wave varies inversely as its frequency (F). A wave with a frequency of 800 kHz (kilohertz) has a length of 320 m. What is the length of wave with a frequency of 1000 kHz? The length of the wave is m.