investigar Affirmative Imperative Conjugation
investigar — to investigate
Give commands: investiga (tú), investigue (usted), investiguemos (nosotros).
investigar Affirmative Imperative Forms
When to Use the Affirmative Imperative
Use this to tell someone to look into something or do some research.
Notes on investigar in the Affirmative Imperative
The 'tú' form is regular (investiga). The 'usted', 'nosotros', and 'ustedes' forms use the 'gu' spelling change.
Example Sentences
Investiga los precios antes de comprar.
Research the prices before buying.
tú
Investiguen este correo, por favor.
Investigate this email, please.
ustedes
Investiguemos qué pasó aquí.
Let's investigate what happened here.
nosotros
Common Mistakes
Mistake: investige (usted)
Correct: investigue
Why: Formal commands for 'gar' verbs require the 'gu' to keep the hard 'g' sound.
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Related Tenses
Present
yo: investigo
Investigar is a regular -ar verb in the present indicative: investigo, investigas, investiga...
Preterite
yo: investigué
Investigar has a spelling change in the 'yo' form (investigué) to keep the hard 'g' sound.
Imperfect
yo: investigaba
Investigar is regular in the imperfect: investigaba, investigabas, investigaba...
Future
yo: investigaré
The future tense uses the full infinitive 'investigar' plus endings: investigaré, investigarás...
Conditional
yo: investigaría
The conditional adds endings to the infinitive: investigaría, investigarías, investigaría...
Present Subjunctive
yo: investigue
The present subjunctive uses a 'gu' spelling change: investigue, investigues, investigue...
Imperfect Subjunctive
yo: investigara
Formed from the 'ellos' preterite: investigara, investigaras, investigara...
Negative Imperative
yo: no investigues
Negative commands use 'no' + present subjunctive: no investigues, no investigue...