IMLOG10 Function in Excel: Base-10 Log of a Complex Number
Compute the common base-10 logarithm of a complex number in rectangular format for decibel scales, Bode plots, and attenuation profiles.
Read article →Excel Functions A–Z
Every Excel function explained with syntax, examples, common errors and powerful combinations — from beginner to expert.
IMSIN Function in Excel: Sine of a Complex Number
IMSIN Function in Excel: Sine of a Complex Number
Calculate the sine of a complex number in Excel for electrical phasors, electromagnetic wave equations, and vibration analysis.
Read article →IMCOS Function in Excel: Cosine of a Complex Number
IMCOS Function in Excel: Cosine of a Complex Number
Determine the cosine of a complex number in rectangular coordinates (x+yi or x+yj) for sinusoidal frequency response modeling.
Read article →IMSINH Function in Excel: Hyperbolic Sine of a Complex Number
IMSINH Function in Excel: Hyperbolic Sine of a Complex Number
Compute the hyperbolic sine of complex numbers in Excel for wave propagation and harmonic oscillation analysis.
Read article →COMPLEX Function in Excel: Build a Complex Number
COMPLEX Function in Excel: Build a Complex Number
Construct a complex number in text format (a+bi or a+bj) from separate real and imaginary numeric coefficients.
Read article →IMPRODUCT Function in Excel: Multiply Complex Numbers
IMPRODUCT Function in Excel: Multiply Complex Numbers
Calculate the product of up to 255 complex numbers in rectangular form (x+yi or x+yj) in Excel.
Read article →IMAGINARY Function in Excel: Imaginary Part
IMAGINARY Function in Excel: Imaginary Part
Extract the imaginary coefficient b from a complex number formatted as text (a+bi or a+bj) as a numeric value.
Read article →REGEXREPLACE Function in Excel: Find and Replace With Patterns
REGEXREPLACE Function in Excel: Find and Replace With Patterns
REGEXREPLACE replaces text matching a pattern — strip every non-digit, collapse repeated spaces, mask numbers.
Read article →IMSQRT Function in Excel: Square Root of a Complex Number
IMSQRT Function in Excel: Square Root of a Complex Number
IMSQRT returns the principal square root. Complex numbers are text like 3+4i; build them with COMPLEX.
Read article →IMSUB Function in Excel: Subtract Complex Numbers
IMSUB Function in Excel: Subtract Complex Numbers
Complex numbersLevel: ExpertAvailable in: Excel 2007+IMSUB subtracts one complex number from another.Syntax=IMSUB(inumber1, inumber2)ArgumentWhat it.
Read article →IMSEC Function in Excel: Secant of a Complex Number
IMSEC Function in Excel: Secant of a Complex Number
IMSEC returns 1/cos(z). Complex numbers are text like 3+4i; build them with COMPLEX.
Read article →IMLOG2 Function in Excel: Base-2 Log of a Complex Number
IMLOG2 Function in Excel: Base-2 Log of a Complex Number
IMLOG2 returns log2(z). Complex numbers are text like 3+4i; build them with COMPLEX.
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