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x= a*cos(Kx *t)
y=b*sin (Ky *t) parametic equation

Solved by E. H. in 18 mins

I need a formulas using only this functions , Mod
IF
and
or
round
roundup
sqrt
min
max
sin
cos
to figure out how many hrs does a take to do a job
Example. 10 to 20k 30 hrs
20001 to 30 k 60 hrs
and so on increments of 10 k increments of 30 hrs

Solved by D. H. in 30 mins

Got #n/a error , how to fix it ?
=SUMPRODUCT(('Conversion MC Mar'!H2:H10="Siemens")*('Conversion MC Mar'!I7:I10="MAINECARE")*'Conversion MC Mar'!G2:G10)

Solved by E. U. in 20 mins

i cant calculate sin(20*pi*0) 0-80 i need some assistants

Solved by A. F. in 20 mins

I want to add a conversion tool to my spreadsheet

Solved by O. H. in 21 mins