keyword

is this a function

Monthly search volume and cost-per-click data for "is this a function" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=is+this+a+function&country=us" +--------------+------------------+ | volume | 1,000 | | cpc | $4.07 | | competition | 0.01 | | country | US | | updated | 2026-05-16 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
how do you know if something is a function	2,400	$0	8/20
how to know if something is a function	2,400	$0	8/20
how to tell if something is a function	2,400	$0	8/20
is it a function	1,000	$0	17/20
function or not a function	1,000	$0	10/20
how to determine if an equation is a function	1,000	$1.84	9/20
is a function	1,000	$4.07	8/20
what is not a function in math	1,000	$0	8/20
how do you know if it is a function	110	$0	9/20
how to tell if something is a function or not	110	$0	9/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=is+this+a+function&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt